Home / 695,568.38-1,040,285.91-605,512.58

Finding the Fourth Proportional to 695,568.38, 1,040,285.91 and 605,512.58

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Solution

The fourth proportional to 695,568.38, 1,040,285.91 and 605,512.58 is: 905,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,568.38 : 1,040,285.91 = 605,512.58 : x
  2. Step 2: Convert to fraction form
    695,568.38/1,040,285.91 = 605,512.58/x
  3. Step 3: Cross multiply
    695,568.38x = 1,040,285.91 × 605,512.58
  4. Step 4: Simplify right side
    695,568.38x = 629,906,205,301.75
  5. Step 5: Solve for x
    x = 629,906,205,301.75/695,568.38
  6. Step 6: Final answer
    x = 905,599.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.