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Finding the Third Proportional to 35,356 and 76,787

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Solution

The third proportional to 35,356 and 76,787 is: 166,767.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,356 : 76,787 = 76,787 : x
  2. Step 2: Convert to fraction form
    35,356/76,787 = 76,787/x
  3. Step 3: Cross multiply
    35,356x = 76,787 × 76,787
  4. Step 4: Simplify right side
    35,356x = 5,896,243,369
  5. Step 5: Solve for x
    x = 5,896,243,369/35,356
  6. Step 6: Final answer
    x = 166,767.83

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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.