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Finding the Third Proportional to 168,912 and 371,052

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Solution

The third proportional to 168,912 and 371,052 is: 815,096.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,912 : 371,052 = 371,052 : x
  2. Step 2: Convert to fraction form
    168,912/371,052 = 371,052/x
  3. Step 3: Cross multiply
    168,912x = 371,052 × 371,052
  4. Step 4: Simplify right side
    168,912x = 137,679,586,704
  5. Step 5: Solve for x
    x = 137,679,586,704/168,912
  6. Step 6: Final answer
    x = 815,096.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.