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Finding the Fourth Proportional to 482,420.88, 723,697.20 and 166,793.04

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Solution

The fourth proportional to 482,420.88, 723,697.20 and 166,793.04 is: 250,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,420.88 : 723,697.20 = 166,793.04 : x
  2. Step 2: Convert to fraction form
    482,420.88/723,697.20 = 166,793.04/x
  3. Step 3: Cross multiply
    482,420.88x = 723,697.20 × 166,793.04
  4. Step 4: Simplify right side
    482,420.88x = 120,707,656,027.49
  5. Step 5: Solve for x
    x = 120,707,656,027.49/482,420.88
  6. Step 6: Final answer
    x = 250,212.34

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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.