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Finding the Third Proportional to 166,693 and 359,445

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Solution

The third proportional to 166,693 and 359,445 is: 775,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,693 : 359,445 = 359,445 : x
  2. Step 2: Convert to fraction form
    166,693/359,445 = 359,445/x
  3. Step 3: Cross multiply
    166,693x = 359,445 × 359,445
  4. Step 4: Simplify right side
    166,693x = 129,200,708,025
  5. Step 5: Solve for x
    x = 129,200,708,025/166,693
  6. Step 6: Final answer
    x = 775,081.79

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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.