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Finding the Third Proportional to 5,855.50 and 12,806

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Solution

The third proportional to 5,855.50 and 12,806 is: 28,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.50 : 12,806 = 12,806 : x
  2. Step 2: Convert to fraction form
    5,855.50/12,806 = 12,806/x
  3. Step 3: Cross multiply
    5,855.50x = 12,806 × 12,806
  4. Step 4: Simplify right side
    5,855.50x = 163,993,636
  5. Step 5: Solve for x
    x = 163,993,636/5,855.50
  6. Step 6: Final answer
    x = 28,006.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.