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Finding the Third Proportional to 3,985.03 and 8,756.44

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Solution

The third proportional to 3,985.03 and 8,756.44 is: 19,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985.03 : 8,756.44 = 8,756.44 : x
  2. Step 2: Convert to fraction form
    3,985.03/8,756.44 = 8,756.44/x
  3. Step 3: Cross multiply
    3,985.03x = 8,756.44 × 8,756.44
  4. Step 4: Simplify right side
    3,985.03x = 76,675,197.69
  5. Step 5: Solve for x
    x = 76,675,197.69/3,985.03
  6. Step 6: Final answer
    x = 19,240.80

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.