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Finding the Fourth Proportional to 367.26, 550.21 and 250.07

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Solution

The fourth proportional to 367.26, 550.21 and 250.07 is: 374.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.26 : 550.21 = 250.07 : x
  2. Step 2: Convert to fraction form
    367.26/550.21 = 250.07/x
  3. Step 3: Cross multiply
    367.26x = 550.21 × 250.07
  4. Step 4: Simplify right side
    367.26x = 137,591.01
  5. Step 5: Solve for x
    x = 137,591.01/367.26
  6. Step 6: Final answer
    x = 374.64

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Why These Related Problems?

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