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Finding the Third Proportional to 8,397 and 14,919.75

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Solution

The third proportional to 8,397 and 14,919.75 is: 26,509.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397 : 14,919.75 = 14,919.75 : x
  2. Step 2: Convert to fraction form
    8,397/14,919.75 = 14,919.75/x
  3. Step 3: Cross multiply
    8,397x = 14,919.75 × 14,919.75
  4. Step 4: Simplify right side
    8,397x = 222,598,940.06
  5. Step 5: Solve for x
    x = 222,598,940.06/8,397
  6. Step 6: Final answer
    x = 26,509.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.