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Finding the Fourth Proportional to 577,876.68, 866,729.16 and 222,846.39

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Solution

The fourth proportional to 577,876.68, 866,729.16 and 222,846.39 is: 334,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,876.68 : 866,729.16 = 222,846.39 : x
  2. Step 2: Convert to fraction form
    577,876.68/866,729.16 = 222,846.39/x
  3. Step 3: Cross multiply
    577,876.68x = 866,729.16 × 222,846.39
  4. Step 4: Simplify right side
    577,876.68x = 193,147,464,413.73
  5. Step 5: Solve for x
    x = 193,147,464,413.73/577,876.68
  6. Step 6: Final answer
    x = 334,236.47

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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.