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Finding the Third Proportional to 626,267 and 1,395,967

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Solution

The third proportional to 626,267 and 1,395,967 is: 3,111,650.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,267 : 1,395,967 = 1,395,967 : x
  2. Step 2: Convert to fraction form
    626,267/1,395,967 = 1,395,967/x
  3. Step 3: Cross multiply
    626,267x = 1,395,967 × 1,395,967
  4. Step 4: Simplify right side
    626,267x = 1,948,723,865,089
  5. Step 5: Solve for x
    x = 1,948,723,865,089/626,267
  6. Step 6: Final answer
    x = 3,111,650.25

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.