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Finding the Fourth Proportional to 349,053.88, 481,660.34 and 196,057.44

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Solution

The fourth proportional to 349,053.88, 481,660.34 and 196,057.44 is: 270,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,053.88 : 481,660.34 = 196,057.44 : x
  2. Step 2: Convert to fraction form
    349,053.88/481,660.34 = 196,057.44/x
  3. Step 3: Cross multiply
    349,053.88x = 481,660.34 × 196,057.44
  4. Step 4: Simplify right side
    349,053.88x = 94,433,093,209.93
  5. Step 5: Solve for x
    x = 94,433,093,209.93/349,053.88
  6. Step 6: Final answer
    x = 270,540.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.