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Finding the Fourth Proportional to 589.18, 883.14 and 372.82

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Solution

The fourth proportional to 589.18, 883.14 and 372.82 is: 558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.18 : 883.14 = 372.82 : x
  2. Step 2: Convert to fraction form
    589.18/883.14 = 372.82/x
  3. Step 3: Cross multiply
    589.18x = 883.14 × 372.82
  4. Step 4: Simplify right side
    589.18x = 329,252.25
  5. Step 5: Solve for x
    x = 329,252.25/589.18
  6. Step 6: Final answer
    x = 558.83

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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.