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Finding the Third Proportional to 17,756 and 27,366

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Solution

The third proportional to 17,756 and 27,366 is: 42,177.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756 : 27,366 = 27,366 : x
  2. Step 2: Convert to fraction form
    17,756/27,366 = 27,366/x
  3. Step 3: Cross multiply
    17,756x = 27,366 × 27,366
  4. Step 4: Simplify right side
    17,756x = 748,897,956
  5. Step 5: Solve for x
    x = 748,897,956/17,756
  6. Step 6: Final answer
    x = 42,177.18

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.