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Finding the Fourth Proportional to 588.06, 882.09 and 155.22

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Solution

The fourth proportional to 588.06, 882.09 and 155.22 is: 232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.06 : 882.09 = 155.22 : x
  2. Step 2: Convert to fraction form
    588.06/882.09 = 155.22/x
  3. Step 3: Cross multiply
    588.06x = 882.09 × 155.22
  4. Step 4: Simplify right side
    588.06x = 136,914.70
  5. Step 5: Solve for x
    x = 136,914.70/588.06
  6. Step 6: Final answer
    x = 232.82

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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.