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Finding the Third Proportional to 3,991,637 and 6,254,495

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Solution

The third proportional to 3,991,637 and 6,254,495 is: 9,800,166.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,637 : 6,254,495 = 6,254,495 : x
  2. Step 2: Convert to fraction form
    3,991,637/6,254,495 = 6,254,495/x
  3. Step 3: Cross multiply
    3,991,637x = 6,254,495 × 6,254,495
  4. Step 4: Simplify right side
    3,991,637x = 39,118,707,705,025
  5. Step 5: Solve for x
    x = 39,118,707,705,025/3,991,637
  6. Step 6: Final answer
    x = 9,800,166.62

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.