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Finding the Fourth Proportional to 484,747.38, 726,808.62 and 232,021.71

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Solution

The fourth proportional to 484,747.38, 726,808.62 and 232,021.71 is: 347,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,747.38 : 726,808.62 = 232,021.71 : x
  2. Step 2: Convert to fraction form
    484,747.38/726,808.62 = 232,021.71/x
  3. Step 3: Cross multiply
    484,747.38x = 726,808.62 × 232,021.71
  4. Step 4: Simplify right side
    484,747.38x = 168,635,378,855.14
  5. Step 5: Solve for x
    x = 168,635,378,855.14/484,747.38
  6. Step 6: Final answer
    x = 347,883.01

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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.