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Finding the Fourth Proportional to 373,882.87, 515,938.83 and 204,084.19

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Solution

The fourth proportional to 373,882.87, 515,938.83 and 204,084.19 is: 281,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,882.87 : 515,938.83 = 204,084.19 : x
  2. Step 2: Convert to fraction form
    373,882.87/515,938.83 = 204,084.19/x
  3. Step 3: Cross multiply
    373,882.87x = 515,938.83 × 204,084.19
  4. Step 4: Simplify right side
    373,882.87x = 105,294,958,210.10
  5. Step 5: Solve for x
    x = 105,294,958,210.10/373,882.87
  6. Step 6: Final answer
    x = 281,625.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.