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Finding the Fourth Proportional to 532.74, 799.13 and 327.18

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Solution

The fourth proportional to 532.74, 799.13 and 327.18 is: 490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.74 : 799.13 = 327.18 : x
  2. Step 2: Convert to fraction form
    532.74/799.13 = 327.18/x
  3. Step 3: Cross multiply
    532.74x = 799.13 × 327.18
  4. Step 4: Simplify right side
    532.74x = 261,460.17
  5. Step 5: Solve for x
    x = 261,460.17/532.74
  6. Step 6: Final answer
    x = 490.78

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