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Finding the Third Proportional to 166,479 and 366,890

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Solution

The third proportional to 166,479 and 366,890 is: 808,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,479 : 366,890 = 366,890 : x
  2. Step 2: Convert to fraction form
    166,479/366,890 = 366,890/x
  3. Step 3: Cross multiply
    166,479x = 366,890 × 366,890
  4. Step 4: Simplify right side
    166,479x = 134,608,272,100
  5. Step 5: Solve for x
    x = 134,608,272,100/166,479
  6. Step 6: Final answer
    x = 808,560.07

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.