Home / 579,868.30-800,245.18-362,205.84

Finding the Fourth Proportional to 579,868.30, 800,245.18 and 362,205.84

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Solution

The fourth proportional to 579,868.30, 800,245.18 and 362,205.84 is: 499,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,868.30 : 800,245.18 = 362,205.84 : x
  2. Step 2: Convert to fraction form
    579,868.30/800,245.18 = 362,205.84/x
  3. Step 3: Cross multiply
    579,868.30x = 800,245.18 × 362,205.84
  4. Step 4: Simplify right side
    579,868.30x = 289,853,477,627.85
  5. Step 5: Solve for x
    x = 289,853,477,627.85/579,868.30
  6. Step 6: Final answer
    x = 499,860.88

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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.