James borrowed $5,000$ dollars. The interest on the loan was compounded annually for $4$ years, and the interest rate remains the same. After $4$ years, James owed $7,320.5$ dollars. What was the interest rate? ($1.2^{3} \approx 1.728$ and $1.1^{4} \approx 1.4641$ ) 
Overseas Competition->Knowledge Point->Calculation Modules