Home / 827,485.20-1,241,227.80-295,606.80

Finding the Fourth Proportional to 827,485.20, 1,241,227.80 and 295,606.80

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Solution

The fourth proportional to 827,485.20, 1,241,227.80 and 295,606.80 is: 443,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,485.20 : 1,241,227.80 = 295,606.80 : x
  2. Step 2: Convert to fraction form
    827,485.20/1,241,227.80 = 295,606.80/x
  3. Step 3: Cross multiply
    827,485.20x = 1,241,227.80 × 295,606.80
  4. Step 4: Simplify right side
    827,485.20x = 366,915,378,029.04
  5. Step 5: Solve for x
    x = 366,915,378,029.04/827,485.20
  6. Step 6: Final answer
    x = 443,410.20

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Double scale
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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.