Home / 807,781.68-1,114,693.23-445,204.44

Finding the Fourth Proportional to 807,781.68, 1,114,693.23 and 445,204.44

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Solution

The fourth proportional to 807,781.68, 1,114,693.23 and 445,204.44 is: 614,357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,781.68 : 1,114,693.23 = 445,204.44 : x
  2. Step 2: Convert to fraction form
    807,781.68/1,114,693.23 = 445,204.44/x
  3. Step 3: Cross multiply
    807,781.68x = 1,114,693.23 × 445,204.44
  4. Step 4: Simplify right side
    807,781.68x = 496,266,375,233.94
  5. Step 5: Solve for x
    x = 496,266,375,233.94/807,781.68
  6. Step 6: Final answer
    x = 614,357.06

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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.