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Finding the Third Proportional to 52,612 and 81,773

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Solution

The third proportional to 52,612 and 81,773 is: 127,096.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,612 : 81,773 = 81,773 : x
  2. Step 2: Convert to fraction form
    52,612/81,773 = 81,773/x
  3. Step 3: Cross multiply
    52,612x = 81,773 × 81,773
  4. Step 4: Simplify right side
    52,612x = 6,686,823,529
  5. Step 5: Solve for x
    x = 6,686,823,529/52,612
  6. Step 6: Final answer
    x = 127,096.93

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.