No, if your growth plates are almost fused, you are almost done growing. You might grow a little bit more, but definitely not three or four inches.
pit bulls bite
it would be a guess
Most people don't grow after 16, so this isn't a surprise. There's not really a reason to be taller than 6'5" is there?
So you wish to be 6' 9"? Well if wishes were horses, beggars would ride. Speaking of horses, ever heard you shouldn't look a gift horse in the mouth? I only speak in proverbs and clichés.