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Finding the Third Proportional to 62,239 and 134,979

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Solution

The third proportional to 62,239 and 134,979 is: 292,731.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,239 : 134,979 = 134,979 : x
  2. Step 2: Convert to fraction form
    62,239/134,979 = 134,979/x
  3. Step 3: Cross multiply
    62,239x = 134,979 × 134,979
  4. Step 4: Simplify right side
    62,239x = 18,219,330,441
  5. Step 5: Solve for x
    x = 18,219,330,441/62,239
  6. Step 6: Final answer
    x = 292,731.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.