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Finding the Fourth Proportional to 416.05, 574.76 and 323.03

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Solution

The fourth proportional to 416.05, 574.76 and 323.03 is: 446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.05 : 574.76 = 323.03 : x
  2. Step 2: Convert to fraction form
    416.05/574.76 = 323.03/x
  3. Step 3: Cross multiply
    416.05x = 574.76 × 323.03
  4. Step 4: Simplify right side
    416.05x = 185,664.72
  5. Step 5: Solve for x
    x = 185,664.72/416.05
  6. Step 6: Final answer
    x = 446.26

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