Home / 579,505.59-799,944.26-443,531.43

Finding the Fourth Proportional to 579,505.59, 799,944.26 and 443,531.43

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Solution

The fourth proportional to 579,505.59, 799,944.26 and 443,531.43 is: 612,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,505.59 : 799,944.26 = 443,531.43 : x
  2. Step 2: Convert to fraction form
    579,505.59/799,944.26 = 443,531.43/x
  3. Step 3: Cross multiply
    579,505.59x = 799,944.26 × 443,531.43
  4. Step 4: Simplify right side
    579,505.59x = 354,800,419,340.44
  5. Step 5: Solve for x
    x = 354,800,419,340.44/579,505.59
  6. Step 6: Final answer
    x = 612,246.76

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1.5x scale

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.