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Finding the Third Proportional to 1,862,669 and 4,091,107

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Solution

The third proportional to 1,862,669 and 4,091,107 is: 8,985,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,669 : 4,091,107 = 4,091,107 : x
  2. Step 2: Convert to fraction form
    1,862,669/4,091,107 = 4,091,107/x
  3. Step 3: Cross multiply
    1,862,669x = 4,091,107 × 4,091,107
  4. Step 4: Simplify right side
    1,862,669x = 16,737,156,485,449
  5. Step 5: Solve for x
    x = 16,737,156,485,449/1,862,669
  6. Step 6: Final answer
    x = 8,985,577.41

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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.