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Finding the Third Proportional to 1,339,895 and 2,920,701

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Solution

The third proportional to 1,339,895 and 2,920,701 is: 6,366,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,895 : 2,920,701 = 2,920,701 : x
  2. Step 2: Convert to fraction form
    1,339,895/2,920,701 = 2,920,701/x
  3. Step 3: Cross multiply
    1,339,895x = 2,920,701 × 2,920,701
  4. Step 4: Simplify right side
    1,339,895x = 8,530,494,331,401
  5. Step 5: Solve for x
    x = 8,530,494,331,401/1,339,895
  6. Step 6: Final answer
    x = 6,366,539.42

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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.