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Finding the Fourth Proportional to 516.02, 773.04 and 320.44

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Solution

The fourth proportional to 516.02, 773.04 and 320.44 is: 480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    516.02 : 773.04 = 320.44 : x
  2. Step 2: Convert to fraction form
    516.02/773.04 = 320.44/x
  3. Step 3: Cross multiply
    516.02x = 773.04 × 320.44
  4. Step 4: Simplify right side
    516.02x = 247,712.94
  5. Step 5: Solve for x
    x = 247,712.94/516.02
  6. Step 6: Final answer
    x = 480.05

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