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Finding the Fourth Proportional to 465,728.28, 698,608.82 and 181,440.12

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Solution

The fourth proportional to 465,728.28, 698,608.82 and 181,440.12 is: 272,166.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,728.28 : 698,608.82 = 181,440.12 : x
  2. Step 2: Convert to fraction form
    465,728.28/698,608.82 = 181,440.12/x
  3. Step 3: Cross multiply
    465,728.28x = 698,608.82 × 181,440.12
  4. Step 4: Simplify right side
    465,728.28x = 126,755,668,133.86
  5. Step 5: Solve for x
    x = 126,755,668,133.86/465,728.28
  6. Step 6: Final answer
    x = 272,166.57

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