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Finding the Third Proportional to 8,949.23 and 18,798.33

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Solution

The third proportional to 8,949.23 and 18,798.33 is: 39,486.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.23 : 18,798.33 = 18,798.33 : x
  2. Step 2: Convert to fraction form
    8,949.23/18,798.33 = 18,798.33/x
  3. Step 3: Cross multiply
    8,949.23x = 18,798.33 × 18,798.33
  4. Step 4: Simplify right side
    8,949.23x = 353,377,140.30
  5. Step 5: Solve for x
    x = 353,377,140.30/8,949.23
  6. Step 6: Final answer
    x = 39,486.86

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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.