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Finding the Third Proportional to 69,817 and 150,703

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Solution

The third proportional to 69,817 and 150,703 is: 325,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,817 : 150,703 = 150,703 : x
  2. Step 2: Convert to fraction form
    69,817/150,703 = 150,703/x
  3. Step 3: Cross multiply
    69,817x = 150,703 × 150,703
  4. Step 4: Simplify right side
    69,817x = 22,711,394,209
  5. Step 5: Solve for x
    x = 22,711,394,209/69,817
  6. Step 6: Final answer
    x = 325,298.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.