Home / 800,853.08-1,201,385.32-295,769.06

Finding the Fourth Proportional to 800,853.08, 1,201,385.32 and 295,769.06

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Solution

The fourth proportional to 800,853.08, 1,201,385.32 and 295,769.06 is: 443,692.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,853.08 : 1,201,385.32 = 295,769.06 : x
  2. Step 2: Convert to fraction form
    800,853.08/1,201,385.32 = 295,769.06/x
  3. Step 3: Cross multiply
    800,853.08x = 1,201,385.32 × 295,769.06
  4. Step 4: Simplify right side
    800,853.08x = 355,332,606,794.20
  5. Step 5: Solve for x
    x = 355,332,606,794.20/800,853.08
  6. Step 6: Final answer
    x = 443,692.63

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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.