Home / 868,735.63-1,198,862.85-481,559.50

Finding the Fourth Proportional to 868,735.63, 1,198,862.85 and 481,559.50

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Solution

The fourth proportional to 868,735.63, 1,198,862.85 and 481,559.50 is: 664,556.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,735.63 : 1,198,862.85 = 481,559.50 : x
  2. Step 2: Convert to fraction form
    868,735.63/1,198,862.85 = 481,559.50/x
  3. Step 3: Cross multiply
    868,735.63x = 1,198,862.85 × 481,559.50
  4. Step 4: Simplify right side
    868,735.63x = 577,323,794,614.58
  5. Step 5: Solve for x
    x = 577,323,794,614.58/868,735.63
  6. Step 6: Final answer
    x = 664,556.37

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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.