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Finding the Fourth Proportional to 350.91, 484.15 and 203.54

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Solution

The fourth proportional to 350.91, 484.15 and 203.54 is: 280.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.91 : 484.15 = 203.54 : x
  2. Step 2: Convert to fraction form
    350.91/484.15 = 203.54/x
  3. Step 3: Cross multiply
    350.91x = 484.15 × 203.54
  4. Step 4: Simplify right side
    350.91x = 98,542.17
  5. Step 5: Solve for x
    x = 98,542.17/350.91
  6. Step 6: Final answer
    x = 280.82

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