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Finding the Fourth Proportional to 8,996.80, 13,494.12 and 3,802

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Solution

The fourth proportional to 8,996.80, 13,494.12 and 3,802 is: 5,702.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.80 : 13,494.12 = 3,802 : x
  2. Step 2: Convert to fraction form
    8,996.80/13,494.12 = 3,802/x
  3. Step 3: Cross multiply
    8,996.80x = 13,494.12 × 3,802
  4. Step 4: Simplify right side
    8,996.80x = 51,304,644.24
  5. Step 5: Solve for x
    x = 51,304,644.24/8,996.80
  6. Step 6: Final answer
    x = 5,702.54

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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.