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Finding the Third Proportional to 14,230.69 and 20,496.80

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Solution

The third proportional to 14,230.69 and 20,496.80 is: 29,522.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,230.69 : 20,496.80 = 20,496.80 : x
  2. Step 2: Convert to fraction form
    14,230.69/20,496.80 = 20,496.80/x
  3. Step 3: Cross multiply
    14,230.69x = 20,496.80 × 20,496.80
  4. Step 4: Simplify right side
    14,230.69x = 420,118,682.14
  5. Step 5: Solve for x
    x = 420,118,682.14/14,230.69
  6. Step 6: Final answer
    x = 29,522.02

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.