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Finding the Fourth Proportional to 263,764.48, 363,937.44 and 156,280.80

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Solution

The fourth proportional to 263,764.48, 363,937.44 and 156,280.80 is: 215,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,764.48 : 363,937.44 = 156,280.80 : x
  2. Step 2: Convert to fraction form
    263,764.48/363,937.44 = 156,280.80/x
  3. Step 3: Cross multiply
    263,764.48x = 363,937.44 × 156,280.80
  4. Step 4: Simplify right side
    263,764.48x = 56,876,434,273.15
  5. Step 5: Solve for x
    x = 56,876,434,273.15/263,764.48
  6. Step 6: Final answer
    x = 215,633.41

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