I have a 75 gallon cheapo tank and stand. I started with a 46 bowfront 5-7 years ago with a few fish.
Yellow Tang
2 three stripe damsels
2 Clowns
Flame Hawk
File fish
1 blue/green chromi out of 5
My squamosa going on 2 years and has put on 2 inches of growth.
#1 46 bowfront
#2 6 months after upgrade
#3 almost 1 year after upgrade