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Finding the Fourth Proportional to 367.28, 549.84 and 222.56

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Solution

The fourth proportional to 367.28, 549.84 and 222.56 is: 333.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.28 : 549.84 = 222.56 : x
  2. Step 2: Convert to fraction form
    367.28/549.84 = 222.56/x
  3. Step 3: Cross multiply
    367.28x = 549.84 × 222.56
  4. Step 4: Simplify right side
    367.28x = 122,372.39
  5. Step 5: Solve for x
    x = 122,372.39/367.28
  6. Step 6: Final answer
    x = 333.19

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