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Finding the Third Proportional to 7,635 and 16,910.25

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Solution

The third proportional to 7,635 and 16,910.25 is: 37,453.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635 : 16,910.25 = 16,910.25 : x
  2. Step 2: Convert to fraction form
    7,635/16,910.25 = 16,910.25/x
  3. Step 3: Cross multiply
    7,635x = 16,910.25 × 16,910.25
  4. Step 4: Simplify right side
    7,635x = 285,956,555.06
  5. Step 5: Solve for x
    x = 285,956,555.06/7,635
  6. Step 6: Final answer
    x = 37,453.38

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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.