Algebra homework help needed on Word Problem Assistance on start up growth

Please assist me with solving this word problem. I've been stuck on it for an hour and I'm making no progress. I really appreciate your help! Thank you! The problem is as follows:The start up department made 80% of 1/2 of the established department. The start up growth was 1/3 greater than the established department's. If the departments made $280,000 combined, how much did the startup department make?