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Finding the Third Proportional to 29,653 and 65,137

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Solution

The third proportional to 29,653 and 65,137 is: 143,082.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,653 : 65,137 = 65,137 : x
  2. Step 2: Convert to fraction form
    29,653/65,137 = 65,137/x
  3. Step 3: Cross multiply
    29,653x = 65,137 × 65,137
  4. Step 4: Simplify right side
    29,653x = 4,242,828,769
  5. Step 5: Solve for x
    x = 4,242,828,769/29,653
  6. Step 6: Final answer
    x = 143,082.61

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.