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Finding the Third Proportional to 14,008 and 18,172

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Solution

The third proportional to 14,008 and 18,172 is: 23,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008 : 18,172 = 18,172 : x
  2. Step 2: Convert to fraction form
    14,008/18,172 = 18,172/x
  3. Step 3: Cross multiply
    14,008x = 18,172 × 18,172
  4. Step 4: Simplify right side
    14,008x = 330,221,584
  5. Step 5: Solve for x
    x = 330,221,584/14,008
  6. Step 6: Final answer
    x = 23,573.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.