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Finding the Fourth Proportional to 327.29, 451.69 and 179.93

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Solution

The fourth proportional to 327.29, 451.69 and 179.93 is: 248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.29 : 451.69 = 179.93 : x
  2. Step 2: Convert to fraction form
    327.29/451.69 = 179.93/x
  3. Step 3: Cross multiply
    327.29x = 451.69 × 179.93
  4. Step 4: Simplify right side
    327.29x = 81,273.26
  5. Step 5: Solve for x
    x = 81,273.26/327.29
  6. Step 6: Final answer
    x = 248.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.