Finding the Third Proportional to 175,729.75 and 272,342.75
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Solution
The third proportional to 175,729.75 and 272,342.75 is: 422,071.81
Step by Step Solution
- Step 1: Write the proportion equation
175,729.75 : 272,342.75 = 272,342.75 : x - Step 2: Convert to fraction form
175,729.75/272,342.75 = 272,342.75/x - Step 3: Cross multiply
175,729.75x = 272,342.75 × 272,342.75 - Step 4: Simplify right side
175,729.75x = 74,170,573,477.56 - Step 5: Solve for x
x = 74,170,573,477.56/175,729.75 - Step 6: Final answer
x = 422,071.81
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.