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Finding the Third Proportional to 35,561 and 53,612

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Solution

The third proportional to 35,561 and 53,612 is: 80,825.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,561 : 53,612 = 53,612 : x
  2. Step 2: Convert to fraction form
    35,561/53,612 = 53,612/x
  3. Step 3: Cross multiply
    35,561x = 53,612 × 53,612
  4. Step 4: Simplify right side
    35,561x = 2,874,246,544
  5. Step 5: Solve for x
    x = 2,874,246,544/35,561
  6. Step 6: Final answer
    x = 80,825.81

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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.