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Finding the Third Proportional to 14,818 and 20,966

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Solution

The third proportional to 14,818 and 20,966 is: 29,664.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818 : 20,966 = 20,966 : x
  2. Step 2: Convert to fraction form
    14,818/20,966 = 20,966/x
  3. Step 3: Cross multiply
    14,818x = 20,966 × 20,966
  4. Step 4: Simplify right side
    14,818x = 439,573,156
  5. Step 5: Solve for x
    x = 439,573,156/14,818
  6. Step 6: Final answer
    x = 29,664.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.