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Finding the Fourth Proportional to 432,927.28, 649,455.45 and 133,382.80

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Solution

The fourth proportional to 432,927.28, 649,455.45 and 133,382.80 is: 200,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,927.28 : 649,455.45 = 133,382.80 : x
  2. Step 2: Convert to fraction form
    432,927.28/649,455.45 = 133,382.80/x
  3. Step 3: Cross multiply
    432,927.28x = 649,455.45 × 133,382.80
  4. Step 4: Simplify right side
    432,927.28x = 86,626,186,396.26
  5. Step 5: Solve for x
    x = 86,626,186,396.26/432,927.28
  6. Step 6: Final answer
    x = 200,094.08

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