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Finding the Third Proportional to 240,670.13 and 374,167.69

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Solution

The third proportional to 240,670.13 and 374,167.69 is: 581,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,670.13 : 374,167.69 = 374,167.69 : x
  2. Step 2: Convert to fraction form
    240,670.13/374,167.69 = 374,167.69/x
  3. Step 3: Cross multiply
    240,670.13x = 374,167.69 × 374,167.69
  4. Step 4: Simplify right side
    240,670.13x = 140,001,458,369.10
  5. Step 5: Solve for x
    x = 140,001,458,369.10/240,670.13
  6. Step 6: Final answer
    x = 581,715.15

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.