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Finding the Fourth Proportional to 493,651.40, 739,958.70 and 194,016.20

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Solution

The fourth proportional to 493,651.40, 739,958.70 and 194,016.20 is: 290,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,651.40 : 739,958.70 = 194,016.20 : x
  2. Step 2: Convert to fraction form
    493,651.40/739,958.70 = 194,016.20/x
  3. Step 3: Cross multiply
    493,651.40x = 739,958.70 × 194,016.20
  4. Step 4: Simplify right side
    493,651.40x = 143,563,975,130.94
  5. Step 5: Solve for x
    x = 143,563,975,130.94/493,651.40
  6. Step 6: Final answer
    x = 290,820.56

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