Home / 695,564.13-1,040,279.54-605,508.33

Finding the Fourth Proportional to 695,564.13, 1,040,279.54 and 605,508.33

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Solution

The fourth proportional to 695,564.13, 1,040,279.54 and 605,508.33 is: 905,592.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,564.13 : 1,040,279.54 = 605,508.33 : x
  2. Step 2: Convert to fraction form
    695,564.13/1,040,279.54 = 605,508.33/x
  3. Step 3: Cross multiply
    695,564.13x = 1,040,279.54 × 605,508.33
  4. Step 4: Simplify right side
    695,564.13x = 629,897,923,971.03
  5. Step 5: Solve for x
    x = 629,897,923,971.03/695,564.13
  6. Step 6: Final answer
    x = 905,592.88

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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.