Home / 326,048.94-449,839.98-196,939.17

Finding the Fourth Proportional to 326,048.94, 449,839.98 and 196,939.17

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Solution

The fourth proportional to 326,048.94, 449,839.98 and 196,939.17 is: 271,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,048.94 : 449,839.98 = 196,939.17 : x
  2. Step 2: Convert to fraction form
    326,048.94/449,839.98 = 196,939.17/x
  3. Step 3: Cross multiply
    326,048.94x = 449,839.98 × 196,939.17
  4. Step 4: Simplify right side
    326,048.94x = 88,591,112,294.02
  5. Step 5: Solve for x
    x = 88,591,112,294.02/326,048.94
  6. Step 6: Final answer
    x = 271,711.09

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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.