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Finding the Fourth Proportional to 584.57, 876.88 and 151.74

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Solution

The fourth proportional to 584.57, 876.88 and 151.74 is: 227.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.57 : 876.88 = 151.74 : x
  2. Step 2: Convert to fraction form
    584.57/876.88 = 151.74/x
  3. Step 3: Cross multiply
    584.57x = 876.88 × 151.74
  4. Step 4: Simplify right side
    584.57x = 133,057.96
  5. Step 5: Solve for x
    x = 133,057.96/584.57
  6. Step 6: Final answer
    x = 227.62

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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.