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Finding the Third Proportional to 955,890 and 2,085,686

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Solution

The third proportional to 955,890 and 2,085,686 is: 4,550,822.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,890 : 2,085,686 = 2,085,686 : x
  2. Step 2: Convert to fraction form
    955,890/2,085,686 = 2,085,686/x
  3. Step 3: Cross multiply
    955,890x = 2,085,686 × 2,085,686
  4. Step 4: Simplify right side
    955,890x = 4,350,086,090,596
  5. Step 5: Solve for x
    x = 4,350,086,090,596/955,890
  6. Step 6: Final answer
    x = 4,550,822.89

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.