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Finding the Third Proportional to 633,890 and 1,375,262

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Solution

The third proportional to 633,890 and 1,375,262 is: 2,983,712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,890 : 1,375,262 = 1,375,262 : x
  2. Step 2: Convert to fraction form
    633,890/1,375,262 = 1,375,262/x
  3. Step 3: Cross multiply
    633,890x = 1,375,262 × 1,375,262
  4. Step 4: Simplify right side
    633,890x = 1,891,345,568,644
  5. Step 5: Solve for x
    x = 1,891,345,568,644/633,890
  6. Step 6: Final answer
    x = 2,983,712.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.