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Finding the Fourth Proportional to 588.38, 811.67 and 367.29

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Solution

The fourth proportional to 588.38, 811.67 and 367.29 is: 506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.38 : 811.67 = 367.29 : x
  2. Step 2: Convert to fraction form
    588.38/811.67 = 367.29/x
  3. Step 3: Cross multiply
    588.38x = 811.67 × 367.29
  4. Step 4: Simplify right side
    588.38x = 298,116.44
  5. Step 5: Solve for x
    x = 298,116.44/588.38
  6. Step 6: Final answer
    x = 506.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.