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Finding the Fourth Proportional to 408,051.38, 612,076.28 and 108,532.29

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Solution

The fourth proportional to 408,051.38, 612,076.28 and 108,532.29 is: 162,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,051.38 : 612,076.28 = 108,532.29 : x
  2. Step 2: Convert to fraction form
    408,051.38/612,076.28 = 108,532.29/x
  3. Step 3: Cross multiply
    408,051.38x = 612,076.28 × 108,532.29
  4. Step 4: Simplify right side
    408,051.38x = 66,430,039,780.42
  5. Step 5: Solve for x
    x = 66,430,039,780.42/408,051.38
  6. Step 6: Final answer
    x = 162,798.23

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