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Finding the Third Proportional to 12,330 and 26,966.75

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Solution

The third proportional to 12,330 and 26,966.75 is: 58,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330 : 26,966.75 = 26,966.75 : x
  2. Step 2: Convert to fraction form
    12,330/26,966.75 = 26,966.75/x
  3. Step 3: Cross multiply
    12,330x = 26,966.75 × 26,966.75
  4. Step 4: Simplify right side
    12,330x = 727,205,605.56
  5. Step 5: Solve for x
    x = 727,205,605.56/12,330
  6. Step 6: Final answer
    x = 58,978.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.