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Finding the Fourth Proportional to 471,324.44, 706,986.66 and 388,043.48

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Solution

The fourth proportional to 471,324.44, 706,986.66 and 388,043.48 is: 582,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,324.44 : 706,986.66 = 388,043.48 : x
  2. Step 2: Convert to fraction form
    471,324.44/706,986.66 = 388,043.48/x
  3. Step 3: Cross multiply
    471,324.44x = 706,986.66 × 388,043.48
  4. Step 4: Simplify right side
    471,324.44x = 274,341,563,859.98
  5. Step 5: Solve for x
    x = 274,341,563,859.98/471,324.44
  6. Step 6: Final answer
    x = 582,065.22

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