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Finding the Fourth Proportional to 255,307.26, 352,310.22 and 140,563.56

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Solution

The fourth proportional to 255,307.26, 352,310.22 and 140,563.56 is: 193,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,307.26 : 352,310.22 = 140,563.56 : x
  2. Step 2: Convert to fraction form
    255,307.26/352,310.22 = 140,563.56/x
  3. Step 3: Cross multiply
    255,307.26x = 352,310.22 × 140,563.56
  4. Step 4: Simplify right side
    255,307.26x = 49,521,978,747.58
  5. Step 5: Solve for x
    x = 49,521,978,747.58/255,307.26
  6. Step 6: Final answer
    x = 193,970.12

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