Finding the Third Proportional to 391,176.84 and 857,098.97
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Solution
The third proportional to 391,176.84 and 857,098.97 is: 1,877,970.68
Step by Step Solution
- Step 1: Write the proportion equation
391,176.84 : 857,098.97 = 857,098.97 : x - Step 2: Convert to fraction form
391,176.84/857,098.97 = 857,098.97/x - Step 3: Cross multiply
391,176.84x = 857,098.97 × 857,098.97 - Step 4: Simplify right side
391,176.84x = 734,618,642,232.31 - Step 5: Solve for x
x = 734,618,642,232.31/391,176.84 - Step 6: Final answer
x = 1,877,970.68
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.