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Finding the Third Proportional to 15,243 and 36,717

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Solution

The third proportional to 15,243 and 36,717 is: 88,443.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,243 : 36,717 = 36,717 : x
  2. Step 2: Convert to fraction form
    15,243/36,717 = 36,717/x
  3. Step 3: Cross multiply
    15,243x = 36,717 × 36,717
  4. Step 4: Simplify right side
    15,243x = 1,348,138,089
  5. Step 5: Solve for x
    x = 1,348,138,089/15,243
  6. Step 6: Final answer
    x = 88,443.09

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.