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Finding the Third Proportional to 6,814.13 and 14,671.55

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Solution

The third proportional to 6,814.13 and 14,671.55 is: 31,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.13 : 14,671.55 = 14,671.55 : x
  2. Step 2: Convert to fraction form
    6,814.13/14,671.55 = 14,671.55/x
  3. Step 3: Cross multiply
    6,814.13x = 14,671.55 × 14,671.55
  4. Step 4: Simplify right side
    6,814.13x = 215,254,287.71
  5. Step 5: Solve for x
    x = 215,254,287.71/6,814.13
  6. Step 6: Final answer
    x = 31,589.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.