Home / 725,766-1,001,591.24-403,481.48

Finding the Fourth Proportional to 725,766, 1,001,591.24 and 403,481.48

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Solution

The fourth proportional to 725,766, 1,001,591.24 and 403,481.48 is: 556,823.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,766 : 1,001,591.24 = 403,481.48 : x
  2. Step 2: Convert to fraction form
    725,766/1,001,591.24 = 403,481.48/x
  3. Step 3: Cross multiply
    725,766x = 1,001,591.24 × 403,481.48
  4. Step 4: Simplify right side
    725,766x = 404,123,515,870.24
  5. Step 5: Solve for x
    x = 404,123,515,870.24/725,766
  6. Step 6: Final answer
    x = 556,823.43

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1.5x scale

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.