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Finding the Fourth Proportional to 559.91, 839.57 and 194.60

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Solution

The fourth proportional to 559.91, 839.57 and 194.60 is: 291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.91 : 839.57 = 194.60 : x
  2. Step 2: Convert to fraction form
    559.91/839.57 = 194.60/x
  3. Step 3: Cross multiply
    559.91x = 839.57 × 194.60
  4. Step 4: Simplify right side
    559.91x = 163,375.15
  5. Step 5: Solve for x
    x = 163,375.15/559.91
  6. Step 6: Final answer
    x = 291.79

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