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Finding the Third Proportional to 7,646.25 and 16,796.63

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Solution

The third proportional to 7,646.25 and 16,796.63 is: 36,897.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.25 : 16,796.63 = 16,796.63 : x
  2. Step 2: Convert to fraction form
    7,646.25/16,796.63 = 16,796.63/x
  3. Step 3: Cross multiply
    7,646.25x = 16,796.63 × 16,796.63
  4. Step 4: Simplify right side
    7,646.25x = 282,126,611.39
  5. Step 5: Solve for x
    x = 282,126,611.39/7,646.25
  6. Step 6: Final answer
    x = 36,897.38

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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.