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Finding the Fourth Proportional to 574,509.50, 861,765.16 and 237,179.94

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Solution

The fourth proportional to 574,509.50, 861,765.16 and 237,179.94 is: 355,770.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,509.50 : 861,765.16 = 237,179.94 : x
  2. Step 2: Convert to fraction form
    574,509.50/861,765.16 = 237,179.94/x
  3. Step 3: Cross multiply
    574,509.50x = 861,765.16 × 237,179.94
  4. Step 4: Simplify right side
    574,509.50x = 204,393,408,942.89
  5. Step 5: Solve for x
    x = 204,393,408,942.89/574,509.50
  6. Step 6: Final answer
    x = 355,770.29

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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.