Home / 579,310.88-799,498.22-324,711.27

Finding the Fourth Proportional to 579,310.88, 799,498.22 and 324,711.27

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Solution

The fourth proportional to 579,310.88, 799,498.22 and 324,711.27 is: 448,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,310.88 : 799,498.22 = 324,711.27 : x
  2. Step 2: Convert to fraction form
    579,310.88/799,498.22 = 324,711.27/x
  3. Step 3: Cross multiply
    579,310.88x = 799,498.22 × 324,711.27
  4. Step 4: Simplify right side
    579,310.88x = 259,606,080,755.38
  5. Step 5: Solve for x
    x = 259,606,080,755.38/579,310.88
  6. Step 6: Final answer
    x = 448,129.13

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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.