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Finding the Fourth Proportional to 483,375.48, 667,057.80 and 268,535.56

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Solution

The fourth proportional to 483,375.48, 667,057.80 and 268,535.56 is: 370,578.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,375.48 : 667,057.80 = 268,535.56 : x
  2. Step 2: Convert to fraction form
    483,375.48/667,057.80 = 268,535.56/x
  3. Step 3: Cross multiply
    483,375.48x = 667,057.80 × 268,535.56
  4. Step 4: Simplify right side
    483,375.48x = 179,128,739,875.37
  5. Step 5: Solve for x
    x = 179,128,739,875.37/483,375.48
  6. Step 6: Final answer
    x = 370,578.87

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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.