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Finding the Fourth Proportional to 356,166.80, 533,796.60 and 145,566.80

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Solution

The fourth proportional to 356,166.80, 533,796.60 and 145,566.80 is: 218,164.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,166.80 : 533,796.60 = 145,566.80 : x
  2. Step 2: Convert to fraction form
    356,166.80/533,796.60 = 145,566.80/x
  3. Step 3: Cross multiply
    356,166.80x = 533,796.60 × 145,566.80
  4. Step 4: Simplify right side
    356,166.80x = 77,703,062,912.88
  5. Step 5: Solve for x
    x = 77,703,062,912.88/356,166.80
  6. Step 6: Final answer
    x = 218,164.81

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