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Finding the Third Proportional to 1,721,099 and 3,781,894

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Solution

The third proportional to 1,721,099 and 3,781,894 is: 8,310,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,099 : 3,781,894 = 3,781,894 : x
  2. Step 2: Convert to fraction form
    1,721,099/3,781,894 = 3,781,894/x
  3. Step 3: Cross multiply
    1,721,099x = 3,781,894 × 3,781,894
  4. Step 4: Simplify right side
    1,721,099x = 14,302,722,227,236
  5. Step 5: Solve for x
    x = 14,302,722,227,236/1,721,099
  6. Step 6: Final answer
    x = 8,310,226.33

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.