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Finding the Third Proportional to 34,727 and 74,863

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Solution

The third proportional to 34,727 and 74,863 is: 161,386.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,727 : 74,863 = 74,863 : x
  2. Step 2: Convert to fraction form
    34,727/74,863 = 74,863/x
  3. Step 3: Cross multiply
    34,727x = 74,863 × 74,863
  4. Step 4: Simplify right side
    34,727x = 5,604,468,769
  5. Step 5: Solve for x
    x = 5,604,468,769/34,727
  6. Step 6: Final answer
    x = 161,386.49

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.