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Finding the Fourth Proportional to 344.17, 474.87 and 196.75

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Solution

The fourth proportional to 344.17, 474.87 and 196.75 is: 271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.17 : 474.87 = 196.75 : x
  2. Step 2: Convert to fraction form
    344.17/474.87 = 196.75/x
  3. Step 3: Cross multiply
    344.17x = 474.87 × 196.75
  4. Step 4: Simplify right side
    344.17x = 93,430.67
  5. Step 5: Solve for x
    x = 93,430.67/344.17
  6. Step 6: Final answer
    x = 271.47

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