> Outside of maximizing my company's match does it matter what I do with the other two retirement accounts? Should I be contributing to them as well does it not matter which one I end up putting money into?

If your current 401(k) has good funds then you could just roll your old 401(k) into your current 401(k). That link will also help you pick funds in your 401(k).

What you should be doing with the inherited IRA depends on various factors, but I'd start by reading through this article.

> I don't know if I would be considered behind on this - how would I figure that out?

The Fidelity guideline is a good baseline for whether you're behind or not. If you're a bit behind, it wouldn't hurt to try to save 20% instead of 15% until you're caught up.

> Are the maximum yearly contributions total or per account?

Total.