Xiaoman deposits her pocket money in the bank for two years on a regular basis with an annual interest rate of 3.78%. After the maturity date, Xiaoman gets a total of 430.24 yuan in principal and interest. How much money has Xiaoman deposited in the bank?
小曼把零用钱存入银行，定期两年，年利率是3.78%，到期后，小曼得到本金和利息共430.24元，小曼在银行共存了多少元？
<gadget id="calculator">3.78 / 100</gadget>
<output>0.0378</output>

<gadget id="calculator">0.0378 * 2</gadget>
<output>0.0756</output>

<gadget id="calculator">1 + 0.0756</gadget>
<output>1.0756</output>

<gadget id="calculator">430.24 / 1.0756</gadget>
<output>400</output>

<result>400</result>