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Finding the Fourth Proportional to 471,489.80, 706,672.14 and 328,560.84

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Solution

The fourth proportional to 471,489.80, 706,672.14 and 328,560.84 is: 492,449.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,489.80 : 706,672.14 = 328,560.84 : x
  2. Step 2: Convert to fraction form
    471,489.80/706,672.14 = 328,560.84/x
  3. Step 3: Cross multiply
    471,489.80x = 706,672.14 × 328,560.84
  4. Step 4: Simplify right side
    471,489.80x = 232,184,791,923.00
  5. Step 5: Solve for x
    x = 232,184,791,923.00/471,489.80
  6. Step 6: Final answer
    x = 492,449.24

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