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Finding the Third Proportional to 17,976 and 26,892

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Solution

The third proportional to 17,976 and 26,892 is: 40,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,976 : 26,892 = 26,892 : x
  2. Step 2: Convert to fraction form
    17,976/26,892 = 26,892/x
  3. Step 3: Cross multiply
    17,976x = 26,892 × 26,892
  4. Step 4: Simplify right side
    17,976x = 723,179,664
  5. Step 5: Solve for x
    x = 723,179,664/17,976
  6. Step 6: Final answer
    x = 40,230.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.