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Finding the Third Proportional to 8,320 and 14,768

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Solution

The third proportional to 8,320 and 14,768 is: 26,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320 : 14,768 = 14,768 : x
  2. Step 2: Convert to fraction form
    8,320/14,768 = 14,768/x
  3. Step 3: Cross multiply
    8,320x = 14,768 × 14,768
  4. Step 4: Simplify right side
    8,320x = 218,093,824
  5. Step 5: Solve for x
    x = 218,093,824/8,320
  6. Step 6: Final answer
    x = 26,213.20

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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.