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Finding the Third Proportional to 11,853 and 27,372

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Solution

The third proportional to 11,853 and 27,372 is: 63,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853 : 27,372 = 27,372 : x
  2. Step 2: Convert to fraction form
    11,853/27,372 = 27,372/x
  3. Step 3: Cross multiply
    11,853x = 27,372 × 27,372
  4. Step 4: Simplify right side
    11,853x = 749,226,384
  5. Step 5: Solve for x
    x = 749,226,384/11,853
  6. Step 6: Final answer
    x = 63,209.85

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.