Zhang Ming's family bought 5,000 yuan of national bonds for a period of three years, and the annual interest rate is 2.89%. How much yuan can they withdraw in total when they mature?
张明家买了5000元国债券，定期三年，每年的利率是2.89%，到期时一共能取出多少元？
<gadget id="calculator">2.89 / 100</gadget>
<output>0.0289</output>

<gadget id="calculator">5_000 * 0.0289 * 3</gadget>
<output>433.5</output>

<gadget id="calculator">5_000 + 433.5</gadget>
<output>5_433.5</output>

<result>5_433.5</result>