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Finding the Fourth Proportional to 226.68, 339.44 and 168.95

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Solution

The fourth proportional to 226.68, 339.44 and 168.95 is: 252.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.68 : 339.44 = 168.95 : x
  2. Step 2: Convert to fraction form
    226.68/339.44 = 168.95/x
  3. Step 3: Cross multiply
    226.68x = 339.44 × 168.95
  4. Step 4: Simplify right side
    226.68x = 57,349.34
  5. Step 5: Solve for x
    x = 57,349.34/226.68
  6. Step 6: Final answer
    x = 252.99

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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.