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Finding the Fourth Proportional to 468.27, 645.93 and 344.25

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Solution

The fourth proportional to 468.27, 645.93 and 344.25 is: 474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.27 : 645.93 = 344.25 : x
  2. Step 2: Convert to fraction form
    468.27/645.93 = 344.25/x
  3. Step 3: Cross multiply
    468.27x = 645.93 × 344.25
  4. Step 4: Simplify right side
    468.27x = 222,361.40
  5. Step 5: Solve for x
    x = 222,361.40/468.27
  6. Step 6: Final answer
    x = 474.86

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