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Finding the Fourth Proportional to 531.52, 733.46 and 298.68

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Solution

The fourth proportional to 531.52, 733.46 and 298.68 is: 412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.52 : 733.46 = 298.68 : x
  2. Step 2: Convert to fraction form
    531.52/733.46 = 298.68/x
  3. Step 3: Cross multiply
    531.52x = 733.46 × 298.68
  4. Step 4: Simplify right side
    531.52x = 219,069.83
  5. Step 5: Solve for x
    x = 219,069.83/531.52
  6. Step 6: Final answer
    x = 412.16

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