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Finding the Fourth Proportional to 264.41, 398.00 and 224.78

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Solution

The fourth proportional to 264.41, 398.00 and 224.78 is: 338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.41 : 398.00 = 224.78 : x
  2. Step 2: Convert to fraction form
    264.41/398.00 = 224.78/x
  3. Step 3: Cross multiply
    264.41x = 398.00 × 224.78
  4. Step 4: Simplify right side
    264.41x = 89,459.33
  5. Step 5: Solve for x
    x = 89,459.33/264.41
  6. Step 6: Final answer
    x = 338.34

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