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Finding the Third Proportional to 53,073 and 79,601

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Solution

The third proportional to 53,073 and 79,601 is: 119,388.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,073 : 79,601 = 79,601 : x
  2. Step 2: Convert to fraction form
    53,073/79,601 = 79,601/x
  3. Step 3: Cross multiply
    53,073x = 79,601 × 79,601
  4. Step 4: Simplify right side
    53,073x = 6,336,319,201
  5. Step 5: Solve for x
    x = 6,336,319,201/53,073
  6. Step 6: Final answer
    x = 119,388.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.