Home / 1,303,136.20-1,954,704.30-404,570.80

Finding the Fourth Proportional to 1,303,136.20, 1,954,704.30 and 404,570.80

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Solution

The fourth proportional to 1,303,136.20, 1,954,704.30 and 404,570.80 is: 606,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,136.20 : 1,954,704.30 = 404,570.80 : x
  2. Step 2: Convert to fraction form
    1,303,136.20/1,954,704.30 = 404,570.80/x
  3. Step 3: Cross multiply
    1,303,136.20x = 1,954,704.30 × 404,570.80
  4. Step 4: Simplify right side
    1,303,136.20x = 790,816,282,414.44
  5. Step 5: Solve for x
    x = 790,816,282,414.44/1,303,136.20
  6. Step 6: Final answer
    x = 606,856.20

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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.