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Finding the Third Proportional to 6,072 and 9,109

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Solution

The third proportional to 6,072 and 9,109 is: 13,665.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072 : 9,109 = 9,109 : x
  2. Step 2: Convert to fraction form
    6,072/9,109 = 9,109/x
  3. Step 3: Cross multiply
    6,072x = 9,109 × 9,109
  4. Step 4: Simplify right side
    6,072x = 82,973,881
  5. Step 5: Solve for x
    x = 82,973,881/6,072
  6. Step 6: Final answer
    x = 13,665.00

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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.