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Finding the Fourth Proportional to 484,850.72, 726,123.90 and 244,207.60

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Solution

The fourth proportional to 484,850.72, 726,123.90 and 244,207.60 is: 365,731.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,850.72 : 726,123.90 = 244,207.60 : x
  2. Step 2: Convert to fraction form
    484,850.72/726,123.90 = 244,207.60/x
  3. Step 3: Cross multiply
    484,850.72x = 726,123.90 × 244,207.60
  4. Step 4: Simplify right side
    484,850.72x = 177,324,971,291.02
  5. Step 5: Solve for x
    x = 177,324,971,291.02/484,850.72
  6. Step 6: Final answer
    x = 365,731.07

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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.