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Finding the Third Proportional to 125,508 and 195,672

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Solution

The third proportional to 125,508 and 195,672 is: 305,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,508 : 195,672 = 195,672 : x
  2. Step 2: Convert to fraction form
    125,508/195,672 = 195,672/x
  3. Step 3: Cross multiply
    125,508x = 195,672 × 195,672
  4. Step 4: Simplify right side
    125,508x = 38,287,531,584
  5. Step 5: Solve for x
    x = 38,287,531,584/125,508
  6. Step 6: Final answer
    x = 305,060.49

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.