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Finding the Fourth Proportional to 588.18, 882.44 and 198.23

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Solution

The fourth proportional to 588.18, 882.44 and 198.23 is: 297.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.18 : 882.44 = 198.23 : x
  2. Step 2: Convert to fraction form
    588.18/882.44 = 198.23/x
  3. Step 3: Cross multiply
    588.18x = 882.44 × 198.23
  4. Step 4: Simplify right side
    588.18x = 174,920.68
  5. Step 5: Solve for x
    x = 174,920.68/588.18
  6. Step 6: Final answer
    x = 297.39

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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.