3+5+6=151872 [(3*5),(3*6),{(3*5)+(3*6)-6}reverse]
5+5+6=253094 [(5*5),(5*6),{(5*5)+(5*6)-6}reverse]
5+6+7=303585 [(5*6),(5*7),{(5*6)+(5*7)-7}reverse]
5+5+3=251573 [(5*5),(5*3),{(5*5)+(5*3)-3}reverse]
9+4+7=366329 [(9*4),(9*7),{(9*4)+(9*7)-7}reverse]
So Answer is "366329"