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Finding the Third Proportional to 159,558 and 345,532

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Solution

The third proportional to 159,558 and 345,532 is: 748,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,558 : 345,532 = 345,532 : x
  2. Step 2: Convert to fraction form
    159,558/345,532 = 345,532/x
  3. Step 3: Cross multiply
    159,558x = 345,532 × 345,532
  4. Step 4: Simplify right side
    159,558x = 119,392,363,024
  5. Step 5: Solve for x
    x = 119,392,363,024/159,558
  6. Step 6: Final answer
    x = 748,269.36

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.