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Finding the Fourth Proportional to 471,243.56, 706,597.55 and 321,664.91

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Solution

The fourth proportional to 471,243.56, 706,597.55 and 321,664.91 is: 482,314.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,243.56 : 706,597.55 = 321,664.91 : x
  2. Step 2: Convert to fraction form
    471,243.56/706,597.55 = 321,664.91/x
  3. Step 3: Cross multiply
    471,243.56x = 706,597.55 × 321,664.91
  4. Step 4: Simplify right side
    471,243.56x = 227,287,632,185.66
  5. Step 5: Solve for x
    x = 227,287,632,185.66/471,243.56
  6. Step 6: Final answer
    x = 482,314.57

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