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Finding the Fourth Proportional to 349,310.40, 523,965.60 and 296,822.40

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Solution

The fourth proportional to 349,310.40, 523,965.60 and 296,822.40 is: 445,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,310.40 : 523,965.60 = 296,822.40 : x
  2. Step 2: Convert to fraction form
    349,310.40/523,965.60 = 296,822.40/x
  3. Step 3: Cross multiply
    349,310.40x = 523,965.60 × 296,822.40
  4. Step 4: Simplify right side
    349,310.40x = 155,524,726,909.44
  5. Step 5: Solve for x
    x = 155,524,726,909.44/349,310.40
  6. Step 6: Final answer
    x = 445,233.60

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