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Finding the Third Proportional to 498,552 and 699,552

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Solution

The third proportional to 498,552 and 699,552 is: 981,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,552 : 699,552 = 699,552 : x
  2. Step 2: Convert to fraction form
    498,552/699,552 = 699,552/x
  3. Step 3: Cross multiply
    498,552x = 699,552 × 699,552
  4. Step 4: Simplify right side
    498,552x = 489,373,000,704
  5. Step 5: Solve for x
    x = 489,373,000,704/498,552
  6. Step 6: Final answer
    x = 981,588.68

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.