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Finding the Fourth Proportional to 263,296.95, 363,349.00 and 142,438.22

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Solution

The fourth proportional to 263,296.95, 363,349.00 and 142,438.22 is: 196,564.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,296.95 : 363,349.00 = 142,438.22 : x
  2. Step 2: Convert to fraction form
    263,296.95/363,349.00 = 142,438.22/x
  3. Step 3: Cross multiply
    263,296.95x = 363,349.00 × 142,438.22
  4. Step 4: Simplify right side
    263,296.95x = 51,754,782,625.94
  5. Step 5: Solve for x
    x = 51,754,782,625.94/263,296.95
  6. Step 6: Final answer
    x = 196,564.31

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