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Finding the Third Proportional to 17,739 and 38,601

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Solution

The third proportional to 17,739 and 38,601 is: 83,997.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739 : 38,601 = 38,601 : x
  2. Step 2: Convert to fraction form
    17,739/38,601 = 38,601/x
  3. Step 3: Cross multiply
    17,739x = 38,601 × 38,601
  4. Step 4: Simplify right side
    17,739x = 1,490,037,201
  5. Step 5: Solve for x
    x = 1,490,037,201/17,739
  6. Step 6: Final answer
    x = 83,997.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.