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Finding the Third Proportional to 17,374 and 26,920

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Solution

The third proportional to 17,374 and 26,920 is: 41,710.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,374 : 26,920 = 26,920 : x
  2. Step 2: Convert to fraction form
    17,374/26,920 = 26,920/x
  3. Step 3: Cross multiply
    17,374x = 26,920 × 26,920
  4. Step 4: Simplify right side
    17,374x = 724,686,400
  5. Step 5: Solve for x
    x = 724,686,400/17,374
  6. Step 6: Final answer
    x = 41,710.97

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.