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Finding the Third Proportional to 166,485.38 and 270,489.38

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Solution

The third proportional to 166,485.38 and 270,489.38 is: 439,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,485.38 : 270,489.38 = 270,489.38 : x
  2. Step 2: Convert to fraction form
    166,485.38/270,489.38 = 270,489.38/x
  3. Step 3: Cross multiply
    166,485.38x = 270,489.38 × 270,489.38
  4. Step 4: Simplify right side
    166,485.38x = 73,164,501,987.89
  5. Step 5: Solve for x
    x = 73,164,501,987.89/166,485.38
  6. Step 6: Final answer
    x = 439,465.04

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.