Home / 755,761.26-1,042,997.67-416,229.42

Finding the Fourth Proportional to 755,761.26, 1,042,997.67 and 416,229.42

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Solution

The fourth proportional to 755,761.26, 1,042,997.67 and 416,229.42 is: 574,422.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,761.26 : 1,042,997.67 = 416,229.42 : x
  2. Step 2: Convert to fraction form
    755,761.26/1,042,997.67 = 416,229.42/x
  3. Step 3: Cross multiply
    755,761.26x = 1,042,997.67 × 416,229.42
  4. Step 4: Simplify right side
    755,761.26x = 434,126,315,245.45
  5. Step 5: Solve for x
    x = 434,126,315,245.45/755,761.26
  6. Step 6: Final answer
    x = 574,422.56

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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.