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Finding the Fourth Proportional to 483,655.01, 725,481.63 and 128,669.02

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Solution

The fourth proportional to 483,655.01, 725,481.63 and 128,669.02 is: 193,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,655.01 : 725,481.63 = 128,669.02 : x
  2. Step 2: Convert to fraction form
    483,655.01/725,481.63 = 128,669.02/x
  3. Step 3: Cross multiply
    483,655.01x = 725,481.63 × 128,669.02
  4. Step 4: Simplify right side
    483,655.01x = 93,347,008,546.40
  5. Step 5: Solve for x
    x = 93,347,008,546.40/483,655.01
  6. Step 6: Final answer
    x = 193,003.29

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