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Finding the Third Proportional to 45,018 and 97,671

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Solution

The third proportional to 45,018 and 97,671 is: 211,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,018 : 97,671 = 97,671 : x
  2. Step 2: Convert to fraction form
    45,018/97,671 = 97,671/x
  3. Step 3: Cross multiply
    45,018x = 97,671 × 97,671
  4. Step 4: Simplify right side
    45,018x = 9,539,624,241
  5. Step 5: Solve for x
    x = 9,539,624,241/45,018
  6. Step 6: Final answer
    x = 211,906.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.