Home / 579,313.54-799,408.59-324,615.52

Finding the Fourth Proportional to 579,313.54, 799,408.59 and 324,615.52

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Solution

The fourth proportional to 579,313.54, 799,408.59 and 324,615.52 is: 447,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,313.54 : 799,408.59 = 324,615.52 : x
  2. Step 2: Convert to fraction form
    579,313.54/799,408.59 = 324,615.52/x
  3. Step 3: Cross multiply
    579,313.54x = 799,408.59 × 324,615.52
  4. Step 4: Simplify right side
    579,313.54x = 259,500,431,138.27
  5. Step 5: Solve for x
    x = 259,500,431,138.27/579,313.54
  6. Step 6: Final answer
    x = 447,944.71

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Double scale
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Similar ratio
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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.