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Finding the Fourth Proportional to 588.53, 882.72 and 198.59

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Solution

The fourth proportional to 588.53, 882.72 and 198.59 is: 297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.53 : 882.72 = 198.59 : x
  2. Step 2: Convert to fraction form
    588.53/882.72 = 198.59/x
  3. Step 3: Cross multiply
    588.53x = 882.72 × 198.59
  4. Step 4: Simplify right side
    588.53x = 175,294.95
  5. Step 5: Solve for x
    x = 175,294.95/588.53
  6. Step 6: Final answer
    x = 297.85

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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.