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Finding the Third Proportional to 26,872 and 57,628

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Solution

The third proportional to 26,872 and 57,628 is: 123,585.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872 : 57,628 = 57,628 : x
  2. Step 2: Convert to fraction form
    26,872/57,628 = 57,628/x
  3. Step 3: Cross multiply
    26,872x = 57,628 × 57,628
  4. Step 4: Simplify right side
    26,872x = 3,320,986,384
  5. Step 5: Solve for x
    x = 3,320,986,384/26,872
  6. Step 6: Final answer
    x = 123,585.38

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.