Home / 823,806.70-1,233,479.90-582,930.52

Finding the Fourth Proportional to 823,806.70, 1,233,479.90 and 582,930.52

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Solution

The fourth proportional to 823,806.70, 1,233,479.90 and 582,930.52 is: 872,817.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,806.70 : 1,233,479.90 = 582,930.52 : x
  2. Step 2: Convert to fraction form
    823,806.70/1,233,479.90 = 582,930.52/x
  3. Step 3: Cross multiply
    823,806.70x = 1,233,479.90 × 582,930.52
  4. Step 4: Simplify right side
    823,806.70x = 719,033,077,890.18
  5. Step 5: Solve for x
    x = 719,033,077,890.18/823,806.70
  6. Step 6: Final answer
    x = 872,817.71

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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.