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Finding the Fourth Proportional to 499,796.36, 689,735.54 and 273,441.96

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Solution

The fourth proportional to 499,796.36, 689,735.54 and 273,441.96 is: 377,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,796.36 : 689,735.54 = 273,441.96 : x
  2. Step 2: Convert to fraction form
    499,796.36/689,735.54 = 273,441.96/x
  3. Step 3: Cross multiply
    499,796.36x = 689,735.54 × 273,441.96
  4. Step 4: Simplify right side
    499,796.36x = 188,602,637,939.26
  5. Step 5: Solve for x
    x = 188,602,637,939.26/499,796.36
  6. Step 6: Final answer
    x = 377,358.97

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