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Finding the Fourth Proportional to 307,208.16, 424,027.44 and 200,072.16

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Solution

The fourth proportional to 307,208.16, 424,027.44 and 200,072.16 is: 276,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,208.16 : 424,027.44 = 200,072.16 : x
  2. Step 2: Convert to fraction form
    307,208.16/424,027.44 = 200,072.16/x
  3. Step 3: Cross multiply
    307,208.16x = 424,027.44 × 200,072.16
  4. Step 4: Simplify right side
    307,208.16x = 84,836,085,820.07
  5. Step 5: Solve for x
    x = 84,836,085,820.07/307,208.16
  6. Step 6: Final answer
    x = 276,151.80

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