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Finding the Third Proportional to 151,743 and 218,592

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Solution

The third proportional to 151,743 and 218,592 is: 314,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,743 : 218,592 = 218,592 : x
  2. Step 2: Convert to fraction form
    151,743/218,592 = 218,592/x
  3. Step 3: Cross multiply
    151,743x = 218,592 × 218,592
  4. Step 4: Simplify right side
    151,743x = 47,782,462,464
  5. Step 5: Solve for x
    x = 47,782,462,464/151,743
  6. Step 6: Final answer
    x = 314,890.72

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.