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Finding the Third Proportional to 26,728.50 and 58,469

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Solution

The third proportional to 26,728.50 and 58,469 is: 127,901.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,728.50 : 58,469 = 58,469 : x
  2. Step 2: Convert to fraction form
    26,728.50/58,469 = 58,469/x
  3. Step 3: Cross multiply
    26,728.50x = 58,469 × 58,469
  4. Step 4: Simplify right side
    26,728.50x = 3,418,623,961
  5. Step 5: Solve for x
    x = 3,418,623,961/26,728.50
  6. Step 6: Final answer
    x = 127,901.83

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.