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Finding the Third Proportional to 1,324,970 and 2,859,889

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Solution

The third proportional to 1,324,970 and 2,859,889 is: 6,172,943.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,970 : 2,859,889 = 2,859,889 : x
  2. Step 2: Convert to fraction form
    1,324,970/2,859,889 = 2,859,889/x
  3. Step 3: Cross multiply
    1,324,970x = 2,859,889 × 2,859,889
  4. Step 4: Simplify right side
    1,324,970x = 8,178,965,092,321
  5. Step 5: Solve for x
    x = 8,178,965,092,321/1,324,970
  6. Step 6: Final answer
    x = 6,172,943.61

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.