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Finding the Fourth Proportional to 402,963.76, 556,108.68 and 233,164.96

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Solution

The fourth proportional to 402,963.76, 556,108.68 and 233,164.96 is: 321,778.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,963.76 : 556,108.68 = 233,164.96 : x
  2. Step 2: Convert to fraction form
    402,963.76/556,108.68 = 233,164.96/x
  3. Step 3: Cross multiply
    402,963.76x = 556,108.68 × 233,164.96
  4. Step 4: Simplify right side
    402,963.76x = 129,665,058,127.85
  5. Step 5: Solve for x
    x = 129,665,058,127.85/402,963.76
  6. Step 6: Final answer
    x = 321,778.46

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