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Finding the Fourth Proportional to 366.74, 550.12 and 245.24

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Solution

The fourth proportional to 366.74, 550.12 and 245.24 is: 367.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.74 : 550.12 = 245.24 : x
  2. Step 2: Convert to fraction form
    366.74/550.12 = 245.24/x
  3. Step 3: Cross multiply
    366.74x = 550.12 × 245.24
  4. Step 4: Simplify right side
    366.74x = 134,911.43
  5. Step 5: Solve for x
    x = 134,911.43/366.74
  6. Step 6: Final answer
    x = 367.87

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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.