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Finding the Fourth Proportional to 260,782.20, 391,169.34 and 73,793.52

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Solution

The fourth proportional to 260,782.20, 391,169.34 and 73,793.52 is: 110,689.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,782.20 : 391,169.34 = 73,793.52 : x
  2. Step 2: Convert to fraction form
    260,782.20/391,169.34 = 73,793.52/x
  3. Step 3: Cross multiply
    260,782.20x = 391,169.34 × 73,793.52
  4. Step 4: Simplify right side
    260,782.20x = 28,865,762,514.68
  5. Step 5: Solve for x
    x = 28,865,762,514.68/260,782.20
  6. Step 6: Final answer
    x = 110,689.16

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