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Finding the Third Proportional to 12,726 and 22,374

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Solution

The third proportional to 12,726 and 22,374 is: 39,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726 : 22,374 = 22,374 : x
  2. Step 2: Convert to fraction form
    12,726/22,374 = 22,374/x
  3. Step 3: Cross multiply
    12,726x = 22,374 × 22,374
  4. Step 4: Simplify right side
    12,726x = 500,595,876
  5. Step 5: Solve for x
    x = 500,595,876/12,726
  6. Step 6: Final answer
    x = 39,336.47

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Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.