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Finding the Fourth Proportional to 379,010.69, 568,813.16 and 264,413.26

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Solution

The fourth proportional to 379,010.69, 568,813.16 and 264,413.26 is: 396,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,010.69 : 568,813.16 = 264,413.26 : x
  2. Step 2: Convert to fraction form
    379,010.69/568,813.16 = 264,413.26/x
  3. Step 3: Cross multiply
    379,010.69x = 568,813.16 × 264,413.26
  4. Step 4: Simplify right side
    379,010.69x = 150,401,743,338.55
  5. Step 5: Solve for x
    x = 150,401,743,338.55/379,010.69
  6. Step 6: Final answer
    x = 396,827.18

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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.