Home / 694,119.36-1,040,805.48-374,442.86

Finding the Fourth Proportional to 694,119.36, 1,040,805.48 and 374,442.86

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Solution

The fourth proportional to 694,119.36, 1,040,805.48 and 374,442.86 is: 561,462.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,119.36 : 1,040,805.48 = 374,442.86 : x
  2. Step 2: Convert to fraction form
    694,119.36/1,040,805.48 = 374,442.86/x
  3. Step 3: Cross multiply
    694,119.36x = 1,040,805.48 × 374,442.86
  4. Step 4: Simplify right side
    694,119.36x = 389,722,180,634.87
  5. Step 5: Solve for x
    x = 389,722,180,634.87/694,119.36
  6. Step 6: Final answer
    x = 561,462.77

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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.