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Finding the Third Proportional to 163,161 and 345,897

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Solution

The third proportional to 163,161 and 345,897 is: 733,292.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,161 : 345,897 = 345,897 : x
  2. Step 2: Convert to fraction form
    163,161/345,897 = 345,897/x
  3. Step 3: Cross multiply
    163,161x = 345,897 × 345,897
  4. Step 4: Simplify right side
    163,161x = 119,644,734,609
  5. Step 5: Solve for x
    x = 119,644,734,609/163,161
  6. Step 6: Final answer
    x = 733,292.48

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.