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Finding the Third Proportional to 43,767 and 71,578.13

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Solution

The third proportional to 43,767 and 71,578.13 is: 117,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,767 : 71,578.13 = 71,578.13 : x
  2. Step 2: Convert to fraction form
    43,767/71,578.13 = 71,578.13/x
  3. Step 3: Cross multiply
    43,767x = 71,578.13 × 71,578.13
  4. Step 4: Simplify right side
    43,767x = 5,123,427,978.52
  5. Step 5: Solve for x
    x = 5,123,427,978.52/43,767
  6. Step 6: Final answer
    x = 117,061.44

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These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.