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Finding the Fourth Proportional to 588.59, 882.91 and 198.60

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Solution

The fourth proportional to 588.59, 882.91 and 198.60 is: 297.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.59 : 882.91 = 198.60 : x
  2. Step 2: Convert to fraction form
    588.59/882.91 = 198.60/x
  3. Step 3: Cross multiply
    588.59x = 882.91 × 198.60
  4. Step 4: Simplify right side
    588.59x = 175,345.93
  5. Step 5: Solve for x
    x = 175,345.93/588.59
  6. Step 6: Final answer
    x = 297.91

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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.