Home / 682,067.57-1,022,192.42-322,333.97

Finding the Fourth Proportional to 682,067.57, 1,022,192.42 and 322,333.97

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Solution

The fourth proportional to 682,067.57, 1,022,192.42 and 322,333.97 is: 483,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,067.57 : 1,022,192.42 = 322,333.97 : x
  2. Step 2: Convert to fraction form
    682,067.57/1,022,192.42 = 322,333.97/x
  3. Step 3: Cross multiply
    682,067.57x = 1,022,192.42 × 322,333.97
  4. Step 4: Simplify right side
    682,067.57x = 329,487,334,119.88
  5. Step 5: Solve for x
    x = 329,487,334,119.88/682,067.57
  6. Step 6: Final answer
    x = 483,071.40

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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.