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Finding the Third Proportional to 3,941.16 and 8,702.44

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Solution

The third proportional to 3,941.16 and 8,702.44 is: 19,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.16 : 8,702.44 = 8,702.44 : x
  2. Step 2: Convert to fraction form
    3,941.16/8,702.44 = 8,702.44/x
  3. Step 3: Cross multiply
    3,941.16x = 8,702.44 × 8,702.44
  4. Step 4: Simplify right side
    3,941.16x = 75,732,418.44
  5. Step 5: Solve for x
    x = 75,732,418.44/3,941.16
  6. Step 6: Final answer
    x = 19,215.79

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.