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Finding the Third Proportional to 166,600.50 and 392,889

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Solution

The third proportional to 166,600.50 and 392,889 is: 926,538.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,600.50 : 392,889 = 392,889 : x
  2. Step 2: Convert to fraction form
    166,600.50/392,889 = 392,889/x
  3. Step 3: Cross multiply
    166,600.50x = 392,889 × 392,889
  4. Step 4: Simplify right side
    166,600.50x = 154,361,766,321
  5. Step 5: Solve for x
    x = 154,361,766,321/166,600.50
  6. Step 6: Final answer
    x = 926,538.43

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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.