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Finding the Third Proportional to 15,270 and 23,661

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Solution

The third proportional to 15,270 and 23,661 is: 36,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270 : 23,661 = 23,661 : x
  2. Step 2: Convert to fraction form
    15,270/23,661 = 23,661/x
  3. Step 3: Cross multiply
    15,270x = 23,661 × 23,661
  4. Step 4: Simplify right side
    15,270x = 559,842,921
  5. Step 5: Solve for x
    x = 559,842,921/15,270
  6. Step 6: Final answer
    x = 36,662.93

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.