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Finding the Fourth Proportional to 8,799, 13,198.50 and 2,644.44

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Solution

The fourth proportional to 8,799, 13,198.50 and 2,644.44 is: 3,966.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799 : 13,198.50 = 2,644.44 : x
  2. Step 2: Convert to fraction form
    8,799/13,198.50 = 2,644.44/x
  3. Step 3: Cross multiply
    8,799x = 13,198.50 × 2,644.44
  4. Step 4: Simplify right side
    8,799x = 34,902,641.34
  5. Step 5: Solve for x
    x = 34,902,641.34/8,799
  6. Step 6: Final answer
    x = 3,966.66

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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.