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Finding the Fourth Proportional to 584.44, 876.12 and 306.73

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Solution

The fourth proportional to 584.44, 876.12 and 306.73 is: 459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.44 : 876.12 = 306.73 : x
  2. Step 2: Convert to fraction form
    584.44/876.12 = 306.73/x
  3. Step 3: Cross multiply
    584.44x = 876.12 × 306.73
  4. Step 4: Simplify right side
    584.44x = 268,735.31
  5. Step 5: Solve for x
    x = 268,735.31/584.44
  6. Step 6: Final answer
    x = 459.82

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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.