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Finding the Fourth Proportional to 482,590.44, 723,507.12 and 304,723.76

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Solution

The fourth proportional to 482,590.44, 723,507.12 and 304,723.76 is: 456,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,590.44 : 723,507.12 = 304,723.76 : x
  2. Step 2: Convert to fraction form
    482,590.44/723,507.12 = 304,723.76/x
  3. Step 3: Cross multiply
    482,590.44x = 723,507.12 × 304,723.76
  4. Step 4: Simplify right side
    482,590.44x = 220,469,806,375.64
  5. Step 5: Solve for x
    x = 220,469,806,375.64/482,590.44
  6. Step 6: Final answer
    x = 456,846.61

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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.