Home / 990,375.70-1,366,724.22-582,494.74

Finding the Fourth Proportional to 990,375.70, 1,366,724.22 and 582,494.74

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Solution

The fourth proportional to 990,375.70, 1,366,724.22 and 582,494.74 is: 803,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,375.70 : 1,366,724.22 = 582,494.74 : x
  2. Step 2: Convert to fraction form
    990,375.70/1,366,724.22 = 582,494.74/x
  3. Step 3: Cross multiply
    990,375.70x = 1,366,724.22 × 582,494.74
  4. Step 4: Simplify right side
    990,375.70x = 796,109,669,180.60
  5. Step 5: Solve for x
    x = 796,109,669,180.60/990,375.70
  6. Step 6: Final answer
    x = 803,846.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.