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Finding the Fourth Proportional to 220,461.28, 330,838.98 and 141,632.08

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Solution

The fourth proportional to 220,461.28, 330,838.98 and 141,632.08 is: 212,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,461.28 : 330,838.98 = 141,632.08 : x
  2. Step 2: Convert to fraction form
    220,461.28/330,838.98 = 141,632.08/x
  3. Step 3: Cross multiply
    220,461.28x = 330,838.98 × 141,632.08
  4. Step 4: Simplify right side
    220,461.28x = 46,857,412,882.48
  5. Step 5: Solve for x
    x = 46,857,412,882.48/220,461.28
  6. Step 6: Final answer
    x = 212,542.60

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