Home / 579,514.96-799,732.64-324,849.76

Finding the Fourth Proportional to 579,514.96, 799,732.64 and 324,849.76

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Solution

The fourth proportional to 579,514.96, 799,732.64 and 324,849.76 is: 448,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,514.96 : 799,732.64 = 324,849.76 : x
  2. Step 2: Convert to fraction form
    579,514.96/799,732.64 = 324,849.76/x
  3. Step 3: Cross multiply
    579,514.96x = 799,732.64 × 324,849.76
  4. Step 4: Simplify right side
    579,514.96x = 259,792,956,168.17
  5. Step 5: Solve for x
    x = 259,792,956,168.17/579,514.96
  6. Step 6: Final answer
    x = 448,293.79

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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.