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Finding the Third Proportional to 15,311 and 22,677

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Solution

The third proportional to 15,311 and 22,677 is: 33,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311 : 22,677 = 22,677 : x
  2. Step 2: Convert to fraction form
    15,311/22,677 = 22,677/x
  3. Step 3: Cross multiply
    15,311x = 22,677 × 22,677
  4. Step 4: Simplify right side
    15,311x = 514,246,329
  5. Step 5: Solve for x
    x = 514,246,329/15,311
  6. Step 6: Final answer
    x = 33,586.72

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.