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Finding the Fourth Proportional to 410,840.70, 616,212.45 and 111,302.70

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Solution

The fourth proportional to 410,840.70, 616,212.45 and 111,302.70 is: 166,940.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,840.70 : 616,212.45 = 111,302.70 : x
  2. Step 2: Convert to fraction form
    410,840.70/616,212.45 = 111,302.70/x
  3. Step 3: Cross multiply
    410,840.70x = 616,212.45 × 111,302.70
  4. Step 4: Simplify right side
    410,840.70x = 68,586,109,458.62
  5. Step 5: Solve for x
    x = 68,586,109,458.62/410,840.70
  6. Step 6: Final answer
    x = 166,940.88

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