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Finding the Fourth Proportional to 588.69, 883.08 and 155.79

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Solution

The fourth proportional to 588.69, 883.08 and 155.79 is: 233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.69 : 883.08 = 155.79 : x
  2. Step 2: Convert to fraction form
    588.69/883.08 = 155.79/x
  3. Step 3: Cross multiply
    588.69x = 883.08 × 155.79
  4. Step 4: Simplify right side
    588.69x = 137,575.03
  5. Step 5: Solve for x
    x = 137,575.03/588.69
  6. Step 6: Final answer
    x = 233.70

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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.