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Finding the Third Proportional to 161,877 and 245,073

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Solution

The third proportional to 161,877 and 245,073 is: 371,027.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,877 : 245,073 = 245,073 : x
  2. Step 2: Convert to fraction form
    161,877/245,073 = 245,073/x
  3. Step 3: Cross multiply
    161,877x = 245,073 × 245,073
  4. Step 4: Simplify right side
    161,877x = 60,060,775,329
  5. Step 5: Solve for x
    x = 60,060,775,329/161,877
  6. Step 6: Final answer
    x = 371,027.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.