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Finding the Third Proportional to 3,674,028.80 and 7,786,072.27

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Solution

The third proportional to 3,674,028.80 and 7,786,072.27 is: 16,500,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,028.80 : 7,786,072.27 = 7,786,072.27 : x
  2. Step 2: Convert to fraction form
    3,674,028.80/7,786,072.27 = 7,786,072.27/x
  3. Step 3: Cross multiply
    3,674,028.80x = 7,786,072.27 × 7,786,072.27
  4. Step 4: Simplify right side
    3,674,028.80x = 60,622,921,325,534.82
  5. Step 5: Solve for x
    x = 60,622,921,325,534.82/3,674,028.80
  6. Step 6: Final answer
    x = 16,500,393.62

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.