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Finding the Fourth Proportional to 475.20, 712.88 and 182.69

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Solution

The fourth proportional to 475.20, 712.88 and 182.69 is: 274.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.20 : 712.88 = 182.69 : x
  2. Step 2: Convert to fraction form
    475.20/712.88 = 182.69/x
  3. Step 3: Cross multiply
    475.20x = 712.88 × 182.69
  4. Step 4: Simplify right side
    475.20x = 130,231.57
  5. Step 5: Solve for x
    x = 130,231.57/475.20
  6. Step 6: Final answer
    x = 274.06

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