Home / 455,260.80-682,891.20-295,593.60

Finding the Fourth Proportional to 455,260.80, 682,891.20 and 295,593.60

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Solution

The fourth proportional to 455,260.80, 682,891.20 and 295,593.60 is: 443,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,260.80 : 682,891.20 = 295,593.60 : x
  2. Step 2: Convert to fraction form
    455,260.80/682,891.20 = 295,593.60/x
  3. Step 3: Cross multiply
    455,260.80x = 682,891.20 × 295,593.60
  4. Step 4: Simplify right side
    455,260.80x = 201,858,268,216.32
  5. Step 5: Solve for x
    x = 201,858,268,216.32/455,260.80
  6. Step 6: Final answer
    x = 443,390.40

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Similar ratio
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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.