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Finding the Third Proportional to 3,288,555 and 7,174,701

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Solution

The third proportional to 3,288,555 and 7,174,701 is: 15,653,177.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,555 : 7,174,701 = 7,174,701 : x
  2. Step 2: Convert to fraction form
    3,288,555/7,174,701 = 7,174,701/x
  3. Step 3: Cross multiply
    3,288,555x = 7,174,701 × 7,174,701
  4. Step 4: Simplify right side
    3,288,555x = 51,476,334,439,401
  5. Step 5: Solve for x
    x = 51,476,334,439,401/3,288,555
  6. Step 6: Final answer
    x = 15,653,177.29

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.