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Finding the Third Proportional to 15,722 and 29,652

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Solution

The third proportional to 15,722 and 29,652 is: 55,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,722 : 29,652 = 29,652 : x
  2. Step 2: Convert to fraction form
    15,722/29,652 = 29,652/x
  3. Step 3: Cross multiply
    15,722x = 29,652 × 29,652
  4. Step 4: Simplify right side
    15,722x = 879,241,104
  5. Step 5: Solve for x
    x = 879,241,104/15,722
  6. Step 6: Final answer
    x = 55,924.25

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Why These Related Problems?

These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.