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Finding the Third Proportional to 17,088 and 36,672

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Solution

The third proportional to 17,088 and 36,672 is: 78,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088 : 36,672 = 36,672 : x
  2. Step 2: Convert to fraction form
    17,088/36,672 = 36,672/x
  3. Step 3: Cross multiply
    17,088x = 36,672 × 36,672
  4. Step 4: Simplify right side
    17,088x = 1,344,835,584
  5. Step 5: Solve for x
    x = 1,344,835,584/17,088
  6. Step 6: Final answer
    x = 78,700.58

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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.