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Finding the Fourth Proportional to 584.73, 876.48 and 291.91

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Solution

The fourth proportional to 584.73, 876.48 and 291.91 is: 437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.73 : 876.48 = 291.91 : x
  2. Step 2: Convert to fraction form
    584.73/876.48 = 291.91/x
  3. Step 3: Cross multiply
    584.73x = 876.48 × 291.91
  4. Step 4: Simplify right side
    584.73x = 255,853.28
  5. Step 5: Solve for x
    x = 255,853.28/584.73
  6. Step 6: Final answer
    x = 437.56

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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.