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Finding the Fourth Proportional to 394,498.20, 592,136.10 and 195,043.80

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Solution

The fourth proportional to 394,498.20, 592,136.10 and 195,043.80 is: 292,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,498.20 : 592,136.10 = 195,043.80 : x
  2. Step 2: Convert to fraction form
    394,498.20/592,136.10 = 195,043.80/x
  3. Step 3: Cross multiply
    394,498.20x = 592,136.10 × 195,043.80
  4. Step 4: Simplify right side
    394,498.20x = 115,492,475,061.18
  5. Step 5: Solve for x
    x = 115,492,475,061.18/394,498.20
  6. Step 6: Final answer
    x = 292,757.93

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