Home / 1,019,640.44-1,407,073.52-560,754.38

Finding the Fourth Proportional to 1,019,640.44, 1,407,073.52 and 560,754.38

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Solution

The fourth proportional to 1,019,640.44, 1,407,073.52 and 560,754.38 is: 773,824.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,640.44 : 1,407,073.52 = 560,754.38 : x
  2. Step 2: Convert to fraction form
    1,019,640.44/1,407,073.52 = 560,754.38/x
  3. Step 3: Cross multiply
    1,019,640.44x = 1,407,073.52 × 560,754.38
  4. Step 4: Simplify right side
    1,019,640.44x = 789,022,629,482.88
  5. Step 5: Solve for x
    x = 789,022,629,482.88/1,019,640.44
  6. Step 6: Final answer
    x = 773,824.38

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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.