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Finding the Fourth Proportional to 624.73, 938.58 and 587.88

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Solution

The fourth proportional to 624.73, 938.58 and 587.88 is: 883.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.73 : 938.58 = 587.88 : x
  2. Step 2: Convert to fraction form
    624.73/938.58 = 587.88/x
  3. Step 3: Cross multiply
    624.73x = 938.58 × 587.88
  4. Step 4: Simplify right side
    624.73x = 551,772.41
  5. Step 5: Solve for x
    x = 551,772.41/624.73
  6. Step 6: Final answer
    x = 883.22

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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.