Reapplicant for Fall 2009.....Evaluation of Profile Needed

Hi there...I'm a prospective applicant to the MBA program for Fall 2009 Program.
Let me start by giving you a brief idea about my profile.
GMAT - 640
TOEFL - 104
Education - BE Computers Mumbai Univ - India
Work Ex - 4.8 Yrs Full Time till next fall..
1 yr as Process Trainer @ IBM
3.8 yrs as a Financial Analyst and Stock Broker...its my own start up firm.
I want to major in finance specifically capital markets...
I have short listed some colleges and I would like your expert Opinion.
Long Shots
Univ of Illinois - Urbana Champaign
Eli Broad - Michigan
Smeal - Pennsylvania

Pragmatic
Eller - Arizona
Mason School of Business
Univ of Colorado - Boulder
George Washington Univ

Most Likelihood of Getting in
Baruch - Zicklin School of Business
Brandeis MBA
UBC Sauder
Casewestern

I have had rejects from Boston univ,Tulane,Schulich,Temple,Iowa Tippie and had my admissions deferred at IIT stuart...
What are my chances of getting into above mentioned colleges.I would also appreciate if you can suggest me some more colleges..
Lastly,the only weak link on my profile is my undergrad marks which is arnd 55 percent since i have BE Computers from Bombay Univ(Very Tough Course)....
Thanks in advance..
Regards,

Prabhat M