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Finding the Third Proportional to 17,554 and 37,080

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Solution

The third proportional to 17,554 and 37,080 is: 78,325.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,554 : 37,080 = 37,080 : x
  2. Step 2: Convert to fraction form
    17,554/37,080 = 37,080/x
  3. Step 3: Cross multiply
    17,554x = 37,080 × 37,080
  4. Step 4: Simplify right side
    17,554x = 1,374,926,400
  5. Step 5: Solve for x
    x = 1,374,926,400/17,554
  6. Step 6: Final answer
    x = 78,325.53

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.