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Finding the Third Proportional to 3,081,372 and 6,870,864

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Solution

The third proportional to 3,081,372 and 6,870,864 is: 15,320,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,372 : 6,870,864 = 6,870,864 : x
  2. Step 2: Convert to fraction form
    3,081,372/6,870,864 = 6,870,864/x
  3. Step 3: Cross multiply
    3,081,372x = 6,870,864 × 6,870,864
  4. Step 4: Simplify right side
    3,081,372x = 47,208,772,106,496
  5. Step 5: Solve for x
    x = 47,208,772,106,496/3,081,372
  6. Step 6: Final answer
    x = 15,320,698.74

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.