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Finding the Fourth Proportional to 326,043.84, 450,034.56 and 211,318.56

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Solution

The fourth proportional to 326,043.84, 450,034.56 and 211,318.56 is: 291,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,043.84 : 450,034.56 = 211,318.56 : x
  2. Step 2: Convert to fraction form
    326,043.84/450,034.56 = 211,318.56/x
  3. Step 3: Cross multiply
    326,043.84x = 450,034.56 × 211,318.56
  4. Step 4: Simplify right side
    326,043.84x = 95,100,655,169.43
  5. Step 5: Solve for x
    x = 95,100,655,169.43/326,043.84
  6. Step 6: Final answer
    x = 291,680.58

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