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Finding the Third Proportional to 1,741,409 and 2,638,391

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Solution

The third proportional to 1,741,409 and 2,638,391 is: 3,997,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,409 : 2,638,391 = 2,638,391 : x
  2. Step 2: Convert to fraction form
    1,741,409/2,638,391 = 2,638,391/x
  3. Step 3: Cross multiply
    1,741,409x = 2,638,391 × 2,638,391
  4. Step 4: Simplify right side
    1,741,409x = 6,961,107,068,881
  5. Step 5: Solve for x
    x = 6,961,107,068,881/1,741,409
  6. Step 6: Final answer
    x = 3,997,399.27

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.