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Finding the Fourth Proportional to 263,650.48, 363,835.85 and 142,789

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Solution

The fourth proportional to 263,650.48, 363,835.85 and 142,789 is: 197,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,650.48 : 363,835.85 = 142,789 : x
  2. Step 2: Convert to fraction form
    263,650.48/363,835.85 = 142,789/x
  3. Step 3: Cross multiply
    263,650.48x = 363,835.85 × 142,789
  4. Step 4: Simplify right side
    263,650.48x = 51,951,756,471.71
  5. Step 5: Solve for x
    x = 51,951,756,471.71/263,650.48
  6. Step 6: Final answer
    x = 197,047.84

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