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Finding the Fourth Proportional to 476.82, 713.79 and 314.10

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Solution

The fourth proportional to 476.82, 713.79 and 314.10 is: 470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.82 : 713.79 = 314.10 : x
  2. Step 2: Convert to fraction form
    476.82/713.79 = 314.10/x
  3. Step 3: Cross multiply
    476.82x = 713.79 × 314.10
  4. Step 4: Simplify right side
    476.82x = 224,201.44
  5. Step 5: Solve for x
    x = 224,201.44/476.82
  6. Step 6: Final answer
    x = 470.20

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