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Finding the Third Proportional to 6,546 and 13,540

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Solution

The third proportional to 6,546 and 13,540 is: 28,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,546 : 13,540 = 13,540 : x
  2. Step 2: Convert to fraction form
    6,546/13,540 = 13,540/x
  3. Step 3: Cross multiply
    6,546x = 13,540 × 13,540
  4. Step 4: Simplify right side
    6,546x = 183,331,600
  5. Step 5: Solve for x
    x = 183,331,600/6,546
  6. Step 6: Final answer
    x = 28,006.66

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.