Final answer:
The related multiplication equation to find the quotient of 45 divided by 5 is multiplying 45 by the reciprocal of 5, which gives us 45 × 1/5 = 9.
Step-by-step explanation:
To find a related multiplication equation that can be used to find the quotient of 45 ÷ 5, we can utilize the concept that division is the same as multiplying by the reciprocal of a number. The reciprocal of 5 is 1/5, so multiplying 45 by 1/5 will give us the same result as dividing 45 by 5. Therefore, the related multiplication equation is 45 × 1/5 = 9.