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Finding the Fourth Proportional to 196,718.40, 295,077.60 and 133,732.80

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Solution

The fourth proportional to 196,718.40, 295,077.60 and 133,732.80 is: 200,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,718.40 : 295,077.60 = 133,732.80 : x
  2. Step 2: Convert to fraction form
    196,718.40/295,077.60 = 133,732.80/x
  3. Step 3: Cross multiply
    196,718.40x = 295,077.60 × 133,732.80
  4. Step 4: Simplify right side
    196,718.40x = 39,461,553,665.28
  5. Step 5: Solve for x
    x = 39,461,553,665.28/196,718.40
  6. Step 6: Final answer
    x = 200,599.20

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