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Finding the Fourth Proportional to 888,105.92, 1,331,957.93 and 407,872.04

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Solution

The fourth proportional to 888,105.92, 1,331,957.93 and 407,872.04 is: 611,715.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,105.92 : 1,331,957.93 = 407,872.04 : x
  2. Step 2: Convert to fraction form
    888,105.92/1,331,957.93 = 407,872.04/x
  3. Step 3: Cross multiply
    888,105.92x = 1,331,957.93 × 407,872.04
  4. Step 4: Simplify right side
    888,105.92x = 543,268,389,404.13
  5. Step 5: Solve for x
    x = 543,268,389,404.13/888,105.92
  6. Step 6: Final answer
    x = 611,715.77

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