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Finding the Fourth Proportional to 265,910.62, 398,761.78 and 92,758.60

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Solution

The fourth proportional to 265,910.62, 398,761.78 and 92,758.60 is: 139,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,910.62 : 398,761.78 = 92,758.60 : x
  2. Step 2: Convert to fraction form
    265,910.62/398,761.78 = 92,758.60/x
  3. Step 3: Cross multiply
    265,910.62x = 398,761.78 × 92,758.60
  4. Step 4: Simplify right side
    265,910.62x = 36,988,584,446.31
  5. Step 5: Solve for x
    x = 36,988,584,446.31/265,910.62
  6. Step 6: Final answer
    x = 139,101.57

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