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Finding the Fourth Proportional to 474.91, 711.83 and 201.19

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Solution

The fourth proportional to 474.91, 711.83 and 201.19 is: 301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.91 : 711.83 = 201.19 : x
  2. Step 2: Convert to fraction form
    474.91/711.83 = 201.19/x
  3. Step 3: Cross multiply
    474.91x = 711.83 × 201.19
  4. Step 4: Simplify right side
    474.91x = 143,213.08
  5. Step 5: Solve for x
    x = 143,213.08/474.91
  6. Step 6: Final answer
    x = 301.56

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