Home / 994,489.20-1,491,733.80-716,626.80

Finding the Fourth Proportional to 994,489.20, 1,491,733.80 and 716,626.80

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Solution

The fourth proportional to 994,489.20, 1,491,733.80 and 716,626.80 is: 1,074,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,489.20 : 1,491,733.80 = 716,626.80 : x
  2. Step 2: Convert to fraction form
    994,489.20/1,491,733.80 = 716,626.80/x
  3. Step 3: Cross multiply
    994,489.20x = 1,491,733.80 × 716,626.80
  4. Step 4: Simplify right side
    994,489.20x = 1,069,016,419,545.84
  5. Step 5: Solve for x
    x = 1,069,016,419,545.84/994,489.20
  6. Step 6: Final answer
    x = 1,074,940.20

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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.