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Finding the Fourth Proportional to 588.54, 882.85 and 155.69

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Solution

The fourth proportional to 588.54, 882.85 and 155.69 is: 233.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.54 : 882.85 = 155.69 : x
  2. Step 2: Convert to fraction form
    588.54/882.85 = 155.69/x
  3. Step 3: Cross multiply
    588.54x = 882.85 × 155.69
  4. Step 4: Simplify right side
    588.54x = 137,450.92
  5. Step 5: Solve for x
    x = 137,450.92/588.54
  6. Step 6: Final answer
    x = 233.55

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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.