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Finding the Fourth Proportional to 588.26, 882.58 and 198.45

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Solution

The fourth proportional to 588.26, 882.58 and 198.45 is: 297.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.26 : 882.58 = 198.45 : x
  2. Step 2: Convert to fraction form
    588.26/882.58 = 198.45/x
  3. Step 3: Cross multiply
    588.26x = 882.58 × 198.45
  4. Step 4: Simplify right side
    588.26x = 175,148.00
  5. Step 5: Solve for x
    x = 175,148.00/588.26
  6. Step 6: Final answer
    x = 297.74

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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.