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Finding the Third Proportional to 159,909 and 344,016

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Solution

The third proportional to 159,909 and 344,016 is: 740,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,909 : 344,016 = 344,016 : x
  2. Step 2: Convert to fraction form
    159,909/344,016 = 344,016/x
  3. Step 3: Cross multiply
    159,909x = 344,016 × 344,016
  4. Step 4: Simplify right side
    159,909x = 118,347,008,256
  5. Step 5: Solve for x
    x = 118,347,008,256/159,909
  6. Step 6: Final answer
    x = 740,089.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.