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Finding the Fourth Proportional to 396,065.85, 593,861.49 and 126,077.34

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Solution

The fourth proportional to 396,065.85, 593,861.49 and 126,077.34 is: 189,040.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,065.85 : 593,861.49 = 126,077.34 : x
  2. Step 2: Convert to fraction form
    396,065.85/593,861.49 = 126,077.34/x
  3. Step 3: Cross multiply
    396,065.85x = 593,861.49 × 126,077.34
  4. Step 4: Simplify right side
    396,065.85x = 74,872,476,987.64
  5. Step 5: Solve for x
    x = 74,872,476,987.64/396,065.85
  6. Step 6: Final answer
    x = 189,040.48

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