Finding the Third Proportional to 402,742.13 and 868,542.75
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Solution
The third proportional to 402,742.13 and 868,542.75 is: 1,873,075.75
Step by Step Solution
- Step 1: Write the proportion equation
402,742.13 : 868,542.75 = 868,542.75 : x - Step 2: Convert to fraction form
402,742.13/868,542.75 = 868,542.75/x - Step 3: Cross multiply
402,742.13x = 868,542.75 × 868,542.75 - Step 4: Simplify right side
402,742.13x = 754,366,508,577.56 - Step 5: Solve for x
x = 754,366,508,577.56/402,742.13 - Step 6: Final answer
x = 1,873,075.75
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.