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Finding the Fourth Proportional to 483,952.48, 667,866 and 269,101.60

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Solution

The fourth proportional to 483,952.48, 667,866 and 269,101.60 is: 371,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,952.48 : 667,866 = 269,101.60 : x
  2. Step 2: Convert to fraction form
    483,952.48/667,866 = 269,101.60/x
  3. Step 3: Cross multiply
    483,952.48x = 667,866 × 269,101.60
  4. Step 4: Simplify right side
    483,952.48x = 179,723,809,185.60
  5. Step 5: Solve for x
    x = 179,723,809,185.60/483,952.48
  6. Step 6: Final answer
    x = 371,366.65

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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.