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Finding the Fourth Proportional to 482,279.54, 723,425.45 and 332,479.76

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Solution

The fourth proportional to 482,279.54, 723,425.45 and 332,479.76 is: 498,723.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,279.54 : 723,425.45 = 332,479.76 : x
  2. Step 2: Convert to fraction form
    482,279.54/723,425.45 = 332,479.76/x
  3. Step 3: Cross multiply
    482,279.54x = 723,425.45 × 332,479.76
  4. Step 4: Simplify right side
    482,279.54x = 240,524,314,714.37
  5. Step 5: Solve for x
    x = 240,524,314,714.37/482,279.54
  6. Step 6: Final answer
    x = 498,723.87

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1.5x scale

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.