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Finding the Fourth Proportional to 463.38, 694.88 and 189.29

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Solution

The fourth proportional to 463.38, 694.88 and 189.29 is: 283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.38 : 694.88 = 189.29 : x
  2. Step 2: Convert to fraction form
    463.38/694.88 = 189.29/x
  3. Step 3: Cross multiply
    463.38x = 694.88 × 189.29
  4. Step 4: Simplify right side
    463.38x = 131,533.84
  5. Step 5: Solve for x
    x = 131,533.84/463.38
  6. Step 6: Final answer
    x = 283.86

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