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Finding the Fourth Proportional to 284,743.98, 392,881.41 and 170,000.28

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Solution

The fourth proportional to 284,743.98, 392,881.41 and 170,000.28 is: 234,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,743.98 : 392,881.41 = 170,000.28 : x
  2. Step 2: Convert to fraction form
    284,743.98/392,881.41 = 170,000.28/x
  3. Step 3: Cross multiply
    284,743.98x = 392,881.41 × 170,000.28
  4. Step 4: Simplify right side
    284,743.98x = 66,789,949,706.79
  5. Step 5: Solve for x
    x = 66,789,949,706.79/284,743.98
  6. Step 6: Final answer
    x = 234,561.41

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