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Finding the Third Proportional to 75,895 and 166,553

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Solution

The third proportional to 75,895 and 166,553 is: 365,503.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,895 : 166,553 = 166,553 : x
  2. Step 2: Convert to fraction form
    75,895/166,553 = 166,553/x
  3. Step 3: Cross multiply
    75,895x = 166,553 × 166,553
  4. Step 4: Simplify right side
    75,895x = 27,739,901,809
  5. Step 5: Solve for x
    x = 27,739,901,809/75,895
  6. Step 6: Final answer
    x = 365,503.68

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.