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Finding the Fourth Proportional to 1,002,449.70, 1,503,843.03 and 497,035.62

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Solution

The fourth proportional to 1,002,449.70, 1,503,843.03 and 497,035.62 is: 745,636.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,449.70 : 1,503,843.03 = 497,035.62 : x
  2. Step 2: Convert to fraction form
    1,002,449.70/1,503,843.03 = 497,035.62/x
  3. Step 3: Cross multiply
    1,002,449.70x = 1,503,843.03 × 497,035.62
  4. Step 4: Simplify right side
    1,002,449.70x = 747,463,552,798.73
  5. Step 5: Solve for x
    x = 747,463,552,798.73/1,002,449.70
  6. Step 6: Final answer
    x = 745,636.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.