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Finding the Third Proportional to 26,279 and 40,802

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Solution

The third proportional to 26,279 and 40,802 is: 63,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279 : 40,802 = 40,802 : x
  2. Step 2: Convert to fraction form
    26,279/40,802 = 40,802/x
  3. Step 3: Cross multiply
    26,279x = 40,802 × 40,802
  4. Step 4: Simplify right side
    26,279x = 1,664,803,204
  5. Step 5: Solve for x
    x = 1,664,803,204/26,279
  6. Step 6: Final answer
    x = 63,351.09

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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.