If you have a 64-bit Operating system download this http://www.rarlab.com/rar/winrar-x64-42b3.exe if you have a 32-bit download this http://www.rarlab.com/rar/wrar42b3.exe Once installed, right click on the rar file you said 360 Revolution was in and it should say extract here. Click it and then it's extracted.
Do you havre win rar or any other rar program if you do make a folder open what you download copy it all to the folder should unpack files to the folder.
Here download the program file with out need a winrar here is the link http://www.mediafire.com/?3zyczl63hl9qp8b I hope i helped enjoy.