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Finding the Fourth Proportional to 607.28, 910.87 and 237.09

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Solution

The fourth proportional to 607.28, 910.87 and 237.09 is: 355.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.28 : 910.87 = 237.09 : x
  2. Step 2: Convert to fraction form
    607.28/910.87 = 237.09/x
  3. Step 3: Cross multiply
    607.28x = 910.87 × 237.09
  4. Step 4: Simplify right side
    607.28x = 215,957.58
  5. Step 5: Solve for x
    x = 215,957.58/607.28
  6. Step 6: Final answer
    x = 355.61

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