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Finding the Fourth Proportional to 327.35, 490.22 and 182.77

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Solution

The fourth proportional to 327.35, 490.22 and 182.77 is: 273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.35 : 490.22 = 182.77 : x
  2. Step 2: Convert to fraction form
    327.35/490.22 = 182.77/x
  3. Step 3: Cross multiply
    327.35x = 490.22 × 182.77
  4. Step 4: Simplify right side
    327.35x = 89,594.14
  5. Step 5: Solve for x
    x = 89,594.14/327.35
  6. Step 6: Final answer
    x = 273.70

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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.