You can have as many Logical subpartitions to the Extended (first) Logical as there are remaining letters.
Are you sure you didn't wipe out Fedora with the new video partition? Is it still in the partition to the right which Windows 7 Disk Mgmt cannot see? See if your Linux disk can see it..
If it's there, you might try adding it from Windows 7 using EasyBCD 2.02 Add OS Entry tab, choosing the Linux tab. EasyBCD 2.0.2 - NeoSmart Technologies
Otherwise you may need to access Fedora with your Linux disk to reinstall GRUB or reinstall Fedora: Dual-Boot Windows 7 and Ubuntu in Perfect Harmony - windows 7 - Lifehacker