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Finding the Third Proportional to 17,863 and 26,957

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Solution

The third proportional to 17,863 and 26,957 is: 40,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,863 : 26,957 = 26,957 : x
  2. Step 2: Convert to fraction form
    17,863/26,957 = 26,957/x
  3. Step 3: Cross multiply
    17,863x = 26,957 × 26,957
  4. Step 4: Simplify right side
    17,863x = 726,679,849
  5. Step 5: Solve for x
    x = 726,679,849/17,863
  6. Step 6: Final answer
    x = 40,680.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.