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Finding the Fourth Proportional to 355,733.28, 533,471.42 and 119,020.61

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Solution

The fourth proportional to 355,733.28, 533,471.42 and 119,020.61 is: 178,487.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,733.28 : 533,471.42 = 119,020.61 : x
  2. Step 2: Convert to fraction form
    355,733.28/533,471.42 = 119,020.61/x
  3. Step 3: Cross multiply
    355,733.28x = 533,471.42 × 119,020.61
  4. Step 4: Simplify right side
    355,733.28x = 63,494,090,563.51
  5. Step 5: Solve for x
    x = 63,494,090,563.51/355,733.28
  6. Step 6: Final answer
    x = 178,487.91

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