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Finding the Fourth Proportional to 367.33, 505.01 and 327.61

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Solution

The fourth proportional to 367.33, 505.01 and 327.61 is: 450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.33 : 505.01 = 327.61 : x
  2. Step 2: Convert to fraction form
    367.33/505.01 = 327.61/x
  3. Step 3: Cross multiply
    367.33x = 505.01 × 327.61
  4. Step 4: Simplify right side
    367.33x = 165,446.33
  5. Step 5: Solve for x
    x = 165,446.33/367.33
  6. Step 6: Final answer
    x = 450.40

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.