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Finding the Fourth Proportional to 258,833.48, 388,173.60 and 116,596.53

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Solution

The fourth proportional to 258,833.48, 388,173.60 and 116,596.53 is: 174,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,833.48 : 388,173.60 = 116,596.53 : x
  2. Step 2: Convert to fraction form
    258,833.48/388,173.60 = 116,596.53/x
  3. Step 3: Cross multiply
    258,833.48x = 388,173.60 × 116,596.53
  4. Step 4: Simplify right side
    258,833.48x = 45,259,694,797.61
  5. Step 5: Solve for x
    x = 45,259,694,797.61/258,833.48
  6. Step 6: Final answer
    x = 174,860.28

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