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Finding the Third Proportional to 1,217,187 and 1,894,671

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Solution

The third proportional to 1,217,187 and 1,894,671 is: 2,949,241.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,187 : 1,894,671 = 1,894,671 : x
  2. Step 2: Convert to fraction form
    1,217,187/1,894,671 = 1,894,671/x
  3. Step 3: Cross multiply
    1,217,187x = 1,894,671 × 1,894,671
  4. Step 4: Simplify right side
    1,217,187x = 3,589,778,198,241
  5. Step 5: Solve for x
    x = 3,589,778,198,241/1,217,187
  6. Step 6: Final answer
    x = 2,949,241.32

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.