Home / 865,198.56-1,193,967.23-502,834.53

Finding the Fourth Proportional to 865,198.56, 1,193,967.23 and 502,834.53

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Solution

The fourth proportional to 865,198.56, 1,193,967.23 and 502,834.53 is: 693,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,198.56 : 1,193,967.23 = 502,834.53 : x
  2. Step 2: Convert to fraction form
    865,198.56/1,193,967.23 = 502,834.53/x
  3. Step 3: Cross multiply
    865,198.56x = 1,193,967.23 × 502,834.53
  4. Step 4: Simplify right side
    865,198.56x = 600,367,948,418.28
  5. Step 5: Solve for x
    x = 600,367,948,418.28/865,198.56
  6. Step 6: Final answer
    x = 693,907.71

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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.