Finding the Third Proportional to 488,708.44 and 756,709.59
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Solution
The third proportional to 488,708.44 and 756,709.59 is: 1,171,678.99
Step by Step Solution
- Step 1: Write the proportion equation
488,708.44 : 756,709.59 = 756,709.59 : x - Step 2: Convert to fraction form
488,708.44/756,709.59 = 756,709.59/x - Step 3: Cross multiply
488,708.44x = 756,709.59 × 756,709.59 - Step 4: Simplify right side
488,708.44x = 572,609,409,273.29 - Step 5: Solve for x
x = 572,609,409,273.29/488,708.44 - Step 6: Final answer
x = 1,171,678.99
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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.