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Finding the Fourth Proportional to 289,563.84, 399,594.24 and 162,241.92

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Solution

The fourth proportional to 289,563.84, 399,594.24 and 162,241.92 is: 223,891.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,563.84 : 399,594.24 = 162,241.92 : x
  2. Step 2: Convert to fraction form
    289,563.84/399,594.24 = 162,241.92/x
  3. Step 3: Cross multiply
    289,563.84x = 399,594.24 × 162,241.92
  4. Step 4: Simplify right side
    289,563.84x = 64,830,936,718.54
  5. Step 5: Solve for x
    x = 64,830,936,718.54/289,563.84
  6. Step 6: Final answer
    x = 223,891.69

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