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Finding the Fourth Proportional to 644,099.87, 966,149.81 and 244,646.15

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Solution

The fourth proportional to 644,099.87, 966,149.81 and 244,646.15 is: 366,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,099.87 : 966,149.81 = 244,646.15 : x
  2. Step 2: Convert to fraction form
    644,099.87/966,149.81 = 244,646.15/x
  3. Step 3: Cross multiply
    644,099.87x = 966,149.81 × 244,646.15
  4. Step 4: Simplify right side
    644,099.87x = 236,364,825,285.75
  5. Step 5: Solve for x
    x = 236,364,825,285.75/644,099.87
  6. Step 6: Final answer
    x = 366,969.22

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