Home / 579,387.54-799,552.29-324,738.72

Finding the Fourth Proportional to 579,387.54, 799,552.29 and 324,738.72

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Solution

The fourth proportional to 579,387.54, 799,552.29 and 324,738.72 is: 448,138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,387.54 : 799,552.29 = 324,738.72 : x
  2. Step 2: Convert to fraction form
    579,387.54/799,552.29 = 324,738.72/x
  3. Step 3: Cross multiply
    579,387.54x = 799,552.29 × 324,738.72
  4. Step 4: Simplify right side
    579,387.54x = 259,645,587,227.67
  5. Step 5: Solve for x
    x = 259,645,587,227.67/579,387.54
  6. Step 6: Final answer
    x = 448,138.02

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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.