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Finding the Third Proportional to 122,742 and 166,614

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Solution

The third proportional to 122,742 and 166,614 is: 226,167.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,742 : 166,614 = 166,614 : x
  2. Step 2: Convert to fraction form
    122,742/166,614 = 166,614/x
  3. Step 3: Cross multiply
    122,742x = 166,614 × 166,614
  4. Step 4: Simplify right side
    122,742x = 27,760,224,996
  5. Step 5: Solve for x
    x = 27,760,224,996/122,742
  6. Step 6: Final answer
    x = 226,167.29

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.