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Finding the Third Proportional to 753,876 and 1,625,868

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Solution

The third proportional to 753,876 and 1,625,868 is: 3,506,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,876 : 1,625,868 = 1,625,868 : x
  2. Step 2: Convert to fraction form
    753,876/1,625,868 = 1,625,868/x
  3. Step 3: Cross multiply
    753,876x = 1,625,868 × 1,625,868
  4. Step 4: Simplify right side
    753,876x = 2,643,446,753,424
  5. Step 5: Solve for x
    x = 2,643,446,753,424/753,876
  6. Step 6: Final answer
    x = 3,506,474.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.