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Finding the Third Proportional to 2,999,890 and 6,471,236

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Solution

The third proportional to 2,999,890 and 6,471,236 is: 13,959,476.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,890 : 6,471,236 = 6,471,236 : x
  2. Step 2: Convert to fraction form
    2,999,890/6,471,236 = 6,471,236/x
  3. Step 3: Cross multiply
    2,999,890x = 6,471,236 × 6,471,236
  4. Step 4: Simplify right side
    2,999,890x = 41,876,895,367,696
  5. Step 5: Solve for x
    x = 41,876,895,367,696/2,999,890
  6. Step 6: Final answer
    x = 13,959,476.97

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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.