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Finding the Third Proportional to 11,024 and 14,979

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Solution

The third proportional to 11,024 and 14,979 is: 20,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,024 : 14,979 = 14,979 : x
  2. Step 2: Convert to fraction form
    11,024/14,979 = 14,979/x
  3. Step 3: Cross multiply
    11,024x = 14,979 × 14,979
  4. Step 4: Simplify right side
    11,024x = 224,370,441
  5. Step 5: Solve for x
    x = 224,370,441/11,024
  6. Step 6: Final answer
    x = 20,352.91

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.