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Finding the Third Proportional to 15,040 and 23,398

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Solution

The third proportional to 15,040 and 23,398 is: 36,400.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,040 : 23,398 = 23,398 : x
  2. Step 2: Convert to fraction form
    15,040/23,398 = 23,398/x
  3. Step 3: Cross multiply
    15,040x = 23,398 × 23,398
  4. Step 4: Simplify right side
    15,040x = 547,466,404
  5. Step 5: Solve for x
    x = 547,466,404/15,040
  6. Step 6: Final answer
    x = 36,400.69

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.