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Finding the Fourth Proportional to 835.11, 1,252.44 and 249.97

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Solution

The fourth proportional to 835.11, 1,252.44 and 249.97 is: 374.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    835.11 : 1,252.44 = 249.97 : x
  2. Step 2: Convert to fraction form
    835.11/1,252.44 = 249.97/x
  3. Step 3: Cross multiply
    835.11x = 1,252.44 × 249.97
  4. Step 4: Simplify right side
    835.11x = 313,072.43
  5. Step 5: Solve for x
    x = 313,072.43/835.11
  6. Step 6: Final answer
    x = 374.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.