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Finding the Third Proportional to 14,154 and 15,414

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Solution

The third proportional to 14,154 and 15,414 is: 16,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154 : 15,414 = 15,414 : x
  2. Step 2: Convert to fraction form
    14,154/15,414 = 15,414/x
  3. Step 3: Cross multiply
    14,154x = 15,414 × 15,414
  4. Step 4: Simplify right side
    14,154x = 237,591,396
  5. Step 5: Solve for x
    x = 237,591,396/14,154
  6. Step 6: Final answer
    x = 16,786.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.