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Finding the Third Proportional to 626,814 and 1,353,374

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Solution

The third proportional to 626,814 and 1,353,374 is: 2,922,112.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,814 : 1,353,374 = 1,353,374 : x
  2. Step 2: Convert to fraction form
    626,814/1,353,374 = 1,353,374/x
  3. Step 3: Cross multiply
    626,814x = 1,353,374 × 1,353,374
  4. Step 4: Simplify right side
    626,814x = 1,831,621,183,876
  5. Step 5: Solve for x
    x = 1,831,621,183,876/626,814
  6. Step 6: Final answer
    x = 2,922,112.75

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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.