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Finding the Third Proportional to 171,021.38 and 368,307

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Solution

The third proportional to 171,021.38 and 368,307 is: 793,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,021.38 : 368,307 = 368,307 : x
  2. Step 2: Convert to fraction form
    171,021.38/368,307 = 368,307/x
  3. Step 3: Cross multiply
    171,021.38x = 368,307 × 368,307
  4. Step 4: Simplify right side
    171,021.38x = 135,650,046,249
  5. Step 5: Solve for x
    x = 135,650,046,249/171,021.38
  6. Step 6: Final answer
    x = 793,175.98

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.