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Finding the Fourth Proportional to 502.73, 754.43 and 178.09

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Solution

The fourth proportional to 502.73, 754.43 and 178.09 is: 267.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.73 : 754.43 = 178.09 : x
  2. Step 2: Convert to fraction form
    502.73/754.43 = 178.09/x
  3. Step 3: Cross multiply
    502.73x = 754.43 × 178.09
  4. Step 4: Simplify right side
    502.73x = 134,356.44
  5. Step 5: Solve for x
    x = 134,356.44/502.73
  6. Step 6: Final answer
    x = 267.25

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