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Finding the Third Proportional to 166,692 and 359,628

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Solution

The third proportional to 166,692 and 359,628 is: 775,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,692 : 359,628 = 359,628 : x
  2. Step 2: Convert to fraction form
    166,692/359,628 = 359,628/x
  3. Step 3: Cross multiply
    166,692x = 359,628 × 359,628
  4. Step 4: Simplify right side
    166,692x = 129,332,298,384
  5. Step 5: Solve for x
    x = 129,332,298,384/166,692
  6. Step 6: Final answer
    x = 775,875.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.