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Finding the Fourth Proportional to 426.73, 588.97 and 240.22

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Solution

The fourth proportional to 426.73, 588.97 and 240.22 is: 331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    426.73 : 588.97 = 240.22 : x
  2. Step 2: Convert to fraction form
    426.73/588.97 = 240.22/x
  3. Step 3: Cross multiply
    426.73x = 588.97 × 240.22
  4. Step 4: Simplify right side
    426.73x = 141,482.37
  5. Step 5: Solve for x
    x = 141,482.37/426.73
  6. Step 6: Final answer
    x = 331.55

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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.