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Finding the Third Proportional to 12,207 and 16,843.50

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Solution

The third proportional to 12,207 and 16,843.50 is: 23,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,207 : 16,843.50 = 16,843.50 : x
  2. Step 2: Convert to fraction form
    12,207/16,843.50 = 16,843.50/x
  3. Step 3: Cross multiply
    12,207x = 16,843.50 × 16,843.50
  4. Step 4: Simplify right side
    12,207x = 283,703,492.25
  5. Step 5: Solve for x
    x = 283,703,492.25/12,207
  6. Step 6: Final answer
    x = 23,241.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.