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Finding the Third Proportional to 181,339 and 254,917

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Solution

The third proportional to 181,339 and 254,917 is: 358,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,339 : 254,917 = 254,917 : x
  2. Step 2: Convert to fraction form
    181,339/254,917 = 254,917/x
  3. Step 3: Cross multiply
    181,339x = 254,917 × 254,917
  4. Step 4: Simplify right side
    181,339x = 64,982,676,889
  5. Step 5: Solve for x
    x = 64,982,676,889/181,339
  6. Step 6: Final answer
    x = 358,349.15

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.