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Finding the Fourth Proportional to 658.09, 908.26 and 588.52

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Solution

The fourth proportional to 658.09, 908.26 and 588.52 is: 812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    658.09 : 908.26 = 588.52 : x
  2. Step 2: Convert to fraction form
    658.09/908.26 = 588.52/x
  3. Step 3: Cross multiply
    658.09x = 908.26 × 588.52
  4. Step 4: Simplify right side
    658.09x = 534,525.43
  5. Step 5: Solve for x
    x = 534,525.43/658.09
  6. Step 6: Final answer
    x = 812.24

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