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Finding the Third Proportional to 2,792,979 and 4,270,689

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Solution

The third proportional to 2,792,979 and 4,270,689 is: 6,530,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,979 : 4,270,689 = 4,270,689 : x
  2. Step 2: Convert to fraction form
    2,792,979/4,270,689 = 4,270,689/x
  3. Step 3: Cross multiply
    2,792,979x = 4,270,689 × 4,270,689
  4. Step 4: Simplify right side
    2,792,979x = 18,238,784,534,721
  5. Step 5: Solve for x
    x = 18,238,784,534,721/2,792,979
  6. Step 6: Final answer
    x = 6,530,226.16

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.