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Finding the Third Proportional to 17,028.98 and 36,677.81

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Solution

The third proportional to 17,028.98 and 36,677.81 is: 78,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.98 : 36,677.81 = 36,677.81 : x
  2. Step 2: Convert to fraction form
    17,028.98/36,677.81 = 36,677.81/x
  3. Step 3: Cross multiply
    17,028.98x = 36,677.81 × 36,677.81
  4. Step 4: Simplify right side
    17,028.98x = 1,345,261,929.79
  5. Step 5: Solve for x
    x = 1,345,261,929.79/17,028.98
  6. Step 6: Final answer
    x = 78,998.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.