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Finding the Fourth Proportional to 221,494.84, 331,957.95 and 192,914.80

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Solution

The fourth proportional to 221,494.84, 331,957.95 and 192,914.80 is: 289,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,494.84 : 331,957.95 = 192,914.80 : x
  2. Step 2: Convert to fraction form
    221,494.84/331,957.95 = 192,914.80/x
  3. Step 3: Cross multiply
    221,494.84x = 331,957.95 × 192,914.80
  4. Step 4: Simplify right side
    221,494.84x = 64,039,601,532.66
  5. Step 5: Solve for x
    x = 64,039,601,532.66/221,494.84
  6. Step 6: Final answer
    x = 289,124.58

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