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Finding the Third Proportional to 85,262 and 133,753

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Solution

The third proportional to 85,262 and 133,753 is: 209,822.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,262 : 133,753 = 133,753 : x
  2. Step 2: Convert to fraction form
    85,262/133,753 = 133,753/x
  3. Step 3: Cross multiply
    85,262x = 133,753 × 133,753
  4. Step 4: Simplify right side
    85,262x = 17,889,865,009
  5. Step 5: Solve for x
    x = 17,889,865,009/85,262
  6. Step 6: Final answer
    x = 209,822.25

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.