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Finding the Third Proportional to 6,774.89 and 16,318.97

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Solution

The third proportional to 6,774.89 and 16,318.97 is: 39,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,774.89 : 16,318.97 = 16,318.97 : x
  2. Step 2: Convert to fraction form
    6,774.89/16,318.97 = 16,318.97/x
  3. Step 3: Cross multiply
    6,774.89x = 16,318.97 × 16,318.97
  4. Step 4: Simplify right side
    6,774.89x = 266,308,741.06
  5. Step 5: Solve for x
    x = 266,308,741.06/6,774.89
  6. Step 6: Final answer
    x = 39,308.20

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.