Home / 729,291.60-1,093,062.60-374,122.80

Finding the Fourth Proportional to 729,291.60, 1,093,062.60 and 374,122.80

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Solution

The fourth proportional to 729,291.60, 1,093,062.60 and 374,122.80 is: 560,735.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,291.60 : 1,093,062.60 = 374,122.80 : x
  2. Step 2: Convert to fraction form
    729,291.60/1,093,062.60 = 374,122.80/x
  3. Step 3: Cross multiply
    729,291.60x = 1,093,062.60 × 374,122.80
  4. Step 4: Simplify right side
    729,291.60x = 408,939,640,487.28
  5. Step 5: Solve for x
    x = 408,939,640,487.28/729,291.60
  6. Step 6: Final answer
    x = 560,735.43

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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.