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Finding the Fourth Proportional to 468,969.14, 647,400.58 and 314,186.95

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Solution

The fourth proportional to 468,969.14, 647,400.58 and 314,186.95 is: 433,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,969.14 : 647,400.58 = 314,186.95 : x
  2. Step 2: Convert to fraction form
    468,969.14/647,400.58 = 314,186.95/x
  3. Step 3: Cross multiply
    468,969.14x = 647,400.58 × 314,186.95
  4. Step 4: Simplify right side
    468,969.14x = 203,404,813,658.43
  5. Step 5: Solve for x
    x = 203,404,813,658.43/468,969.14
  6. Step 6: Final answer
    x = 433,727.50

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