Finding the Third Proportional to 218,481.75 and 335,337.75
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Solution
The third proportional to 218,481.75 and 335,337.75 is: 514,694.74
Step by Step Solution
- Step 1: Write the proportion equation
218,481.75 : 335,337.75 = 335,337.75 : x - Step 2: Convert to fraction form
218,481.75/335,337.75 = 335,337.75/x - Step 3: Cross multiply
218,481.75x = 335,337.75 × 335,337.75 - Step 4: Simplify right side
218,481.75x = 112,451,406,575.06 - Step 5: Solve for x
x = 112,451,406,575.06/218,481.75 - Step 6: Final answer
x = 514,694.74
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.