Home / 598,822.54-826,514.04-394,910.26

Finding the Fourth Proportional to 598,822.54, 826,514.04 and 394,910.26

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Solution

The fourth proportional to 598,822.54, 826,514.04 and 394,910.26 is: 545,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,822.54 : 826,514.04 = 394,910.26 : x
  2. Step 2: Convert to fraction form
    598,822.54/826,514.04 = 394,910.26/x
  3. Step 3: Cross multiply
    598,822.54x = 826,514.04 × 394,910.26
  4. Step 4: Simplify right side
    598,822.54x = 326,398,874,430.05
  5. Step 5: Solve for x
    x = 326,398,874,430.05/598,822.54
  6. Step 6: Final answer
    x = 545,067.78

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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.