Home / 868,965.44-1,199,242.97-481,819.27

Finding the Fourth Proportional to 868,965.44, 1,199,242.97 and 481,819.27

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Solution

The fourth proportional to 868,965.44, 1,199,242.97 and 481,819.27 is: 664,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,965.44 : 1,199,242.97 = 481,819.27 : x
  2. Step 2: Convert to fraction form
    868,965.44/1,199,242.97 = 481,819.27/x
  3. Step 3: Cross multiply
    868,965.44x = 1,199,242.97 × 481,819.27
  4. Step 4: Simplify right side
    868,965.44x = 577,818,371,006.23
  5. Step 5: Solve for x
    x = 577,818,371,006.23/868,965.44
  6. Step 6: Final answer
    x = 664,949.78

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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.