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Finding the Third Proportional to 8,327 and 12,545.50

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Solution

The third proportional to 8,327 and 12,545.50 is: 18,901.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327 : 12,545.50 = 12,545.50 : x
  2. Step 2: Convert to fraction form
    8,327/12,545.50 = 12,545.50/x
  3. Step 3: Cross multiply
    8,327x = 12,545.50 × 12,545.50
  4. Step 4: Simplify right side
    8,327x = 157,389,570.25
  5. Step 5: Solve for x
    x = 157,389,570.25/8,327
  6. Step 6: Final answer
    x = 18,901.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.