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Finding the Third Proportional to 17,781,876 and 28,277,586

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Solution

The third proportional to 17,781,876 and 28,277,586 is: 44,968,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,781,876 : 28,277,586 = 28,277,586 : x
  2. Step 2: Convert to fraction form
    17,781,876/28,277,586 = 28,277,586/x
  3. Step 3: Cross multiply
    17,781,876x = 28,277,586 × 28,277,586
  4. Step 4: Simplify right side
    17,781,876x = 799,621,869,987,396
  5. Step 5: Solve for x
    x = 799,621,869,987,396/17,781,876
  6. Step 6: Final answer
    x = 44,968,363.85

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.