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Finding the Third Proportional to 11,660.63 and 15,197.63

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Solution

The third proportional to 11,660.63 and 15,197.63 is: 19,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.63 : 15,197.63 = 15,197.63 : x
  2. Step 2: Convert to fraction form
    11,660.63/15,197.63 = 15,197.63/x
  3. Step 3: Cross multiply
    11,660.63x = 15,197.63 × 15,197.63
  4. Step 4: Simplify right side
    11,660.63x = 230,967,805.64
  5. Step 5: Solve for x
    x = 230,967,805.64/11,660.63
  6. Step 6: Final answer
    x = 19,807.50

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These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.