Home / 886,517.83-1,329,891.67-406,629.89

Finding the Fourth Proportional to 886,517.83, 1,329,891.67 and 406,629.89

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Solution

The fourth proportional to 886,517.83, 1,329,891.67 and 406,629.89 is: 609,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,517.83 : 1,329,891.67 = 406,629.89 : x
  2. Step 2: Convert to fraction form
    886,517.83/1,329,891.67 = 406,629.89/x
  3. Step 3: Cross multiply
    886,517.83x = 1,329,891.67 × 406,629.89
  4. Step 4: Simplify right side
    886,517.83x = 540,773,700,042.65
  5. Step 5: Solve for x
    x = 540,773,700,042.65/886,517.83
  6. Step 6: Final answer
    x = 609,997.54

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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.