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Finding the Third Proportional to 26,454 and 29,478

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Solution

The third proportional to 26,454 and 29,478 is: 32,847.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454 : 29,478 = 29,478 : x
  2. Step 2: Convert to fraction form
    26,454/29,478 = 29,478/x
  3. Step 3: Cross multiply
    26,454x = 29,478 × 29,478
  4. Step 4: Simplify right side
    26,454x = 868,952,484
  5. Step 5: Solve for x
    x = 868,952,484/26,454
  6. Step 6: Final answer
    x = 32,847.68

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.