Dad's monthly salary is 4,500 yuan, which is 50% more than that of mother. If they put 40% of their annual salary into the bank, and the annual interest rate is 4.14%, how much can they get back after one year? (Results are rounded to two decimal places)
爸爸的月工资是4500元，比妈妈多50%．如果他们将一年工资的40%入银行，年利率是4.14%，一年后可取回多少元？(结果保留两位小数)
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 + (1/2)</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">4_500 / (3/2)</gadget>
<output>3_000</output>

<gadget id="calculator">4.14 / 100</gadget>
<output>0.0414</output>

<gadget id="calculator">3_000 * 0.0414 * 1</gadget>
<output>124.2</output>

<gadget id="calculator">3_000 + 124.2</gadget>
<output>3_124.2</output>

<result>3_124.2</result>