Home / 404,288.20-606,777.90-179,993.80

Finding the Fourth Proportional to 404,288.20, 606,777.90 and 179,993.80

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Solution

The fourth proportional to 404,288.20, 606,777.90 and 179,993.80 is: 270,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,288.20 : 606,777.90 = 179,993.80 : x
  2. Step 2: Convert to fraction form
    404,288.20/606,777.90 = 179,993.80/x
  3. Step 3: Cross multiply
    404,288.20x = 606,777.90 × 179,993.80
  4. Step 4: Simplify right side
    404,288.20x = 109,216,259,977.02
  5. Step 5: Solve for x
    x = 109,216,259,977.02/404,288.20
  6. Step 6: Final answer
    x = 270,144.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.