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Finding the Third Proportional to 8,545.50 and 17,954.79

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Solution

The third proportional to 8,545.50 and 17,954.79 is: 37,724.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.50 : 17,954.79 = 17,954.79 : x
  2. Step 2: Convert to fraction form
    8,545.50/17,954.79 = 17,954.79/x
  3. Step 3: Cross multiply
    8,545.50x = 17,954.79 × 17,954.79
  4. Step 4: Simplify right side
    8,545.50x = 322,374,450.28
  5. Step 5: Solve for x
    x = 322,374,450.28/8,545.50
  6. Step 6: Final answer
    x = 37,724.47

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.