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Finding the Third Proportional to 74,052 and 161,244

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Solution

The third proportional to 74,052 and 161,244 is: 351,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,052 : 161,244 = 161,244 : x
  2. Step 2: Convert to fraction form
    74,052/161,244 = 161,244/x
  3. Step 3: Cross multiply
    74,052x = 161,244 × 161,244
  4. Step 4: Simplify right side
    74,052x = 25,999,627,536
  5. Step 5: Solve for x
    x = 25,999,627,536/74,052
  6. Step 6: Final answer
    x = 351,099.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.