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Finding the Fourth Proportional to 277,845.06, 416,577.87 and 133,674.78

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Solution

The fourth proportional to 277,845.06, 416,577.87 and 133,674.78 is: 200,420.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,845.06 : 416,577.87 = 133,674.78 : x
  2. Step 2: Convert to fraction form
    277,845.06/416,577.87 = 133,674.78/x
  3. Step 3: Cross multiply
    277,845.06x = 416,577.87 × 133,674.78
  4. Step 4: Simplify right side
    277,845.06x = 55,685,955,125.12
  5. Step 5: Solve for x
    x = 55,685,955,125.12/277,845.06
  6. Step 6: Final answer
    x = 200,420.89

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