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Finding the Fourth Proportional to 533.56, 801.28 and 472

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Solution

The fourth proportional to 533.56, 801.28 and 472 is: 708.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.56 : 801.28 = 472 : x
  2. Step 2: Convert to fraction form
    533.56/801.28 = 472/x
  3. Step 3: Cross multiply
    533.56x = 801.28 × 472
  4. Step 4: Simplify right side
    533.56x = 378,204.16
  5. Step 5: Solve for x
    x = 378,204.16/533.56
  6. Step 6: Final answer
    x = 708.83

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