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Finding the Third Proportional to 6,628 and 12,536

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Solution

The third proportional to 6,628 and 12,536 is: 23,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628 : 12,536 = 12,536 : x
  2. Step 2: Convert to fraction form
    6,628/12,536 = 12,536/x
  3. Step 3: Cross multiply
    6,628x = 12,536 × 12,536
  4. Step 4: Simplify right side
    6,628x = 157,151,296
  5. Step 5: Solve for x
    x = 157,151,296/6,628
  6. Step 6: Final answer
    x = 23,710.21

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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.