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Finding the Third Proportional to 296,608 and 699,873

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Solution

The third proportional to 296,608 and 699,873 is: 1,651,412.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,608 : 699,873 = 699,873 : x
  2. Step 2: Convert to fraction form
    296,608/699,873 = 699,873/x
  3. Step 3: Cross multiply
    296,608x = 699,873 × 699,873
  4. Step 4: Simplify right side
    296,608x = 489,822,216,129
  5. Step 5: Solve for x
    x = 489,822,216,129/296,608
  6. Step 6: Final answer
    x = 1,651,412.69

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.