Home / 579,137.92-799,209.79-324,490.93

Finding the Fourth Proportional to 579,137.92, 799,209.79 and 324,490.93

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Solution

The fourth proportional to 579,137.92, 799,209.79 and 324,490.93 is: 447,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,137.92 : 799,209.79 = 324,490.93 : x
  2. Step 2: Convert to fraction form
    579,137.92/799,209.79 = 324,490.93/x
  3. Step 3: Cross multiply
    579,137.92x = 799,209.79 × 324,490.93
  4. Step 4: Simplify right side
    579,137.92x = 259,336,328,022.21
  5. Step 5: Solve for x
    x = 259,336,328,022.21/579,137.92
  6. Step 6: Final answer
    x = 447,797.18

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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.