Given that the dividend is 78 greater than the divisor, and the quotient is 6, the remainder is 3. Find the product of the dividend and the divisor.
已知被除数比除数大78，并且商是6，余数是3，求被除数与除数之积．
<gadget id="calculator">78 - 3</gadget>
<output>75</output>

<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">75 / 5</gadget>
<output>15</output>

<gadget id="calculator">15 * 6</gadget>
<output>90</output>

<gadget id="calculator">90 + 3</gadget>
<output>93</output>

<gadget id="calculator">93 * 15</gadget>
<output>1_395</output>

<result>1_395</result>