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Finding the Fourth Proportional to 559.71, 839.70 and 194.67

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Solution

The fourth proportional to 559.71, 839.70 and 194.67 is: 292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.71 : 839.70 = 194.67 : x
  2. Step 2: Convert to fraction form
    559.71/839.70 = 194.67/x
  3. Step 3: Cross multiply
    559.71x = 839.70 × 194.67
  4. Step 4: Simplify right side
    559.71x = 163,464.40
  5. Step 5: Solve for x
    x = 163,464.40/559.71
  6. Step 6: Final answer
    x = 292.05

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