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Finding the Third Proportional to 8,333.72 and 18,051.19

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Solution

The third proportional to 8,333.72 and 18,051.19 is: 39,099.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.72 : 18,051.19 = 18,051.19 : x
  2. Step 2: Convert to fraction form
    8,333.72/18,051.19 = 18,051.19/x
  3. Step 3: Cross multiply
    8,333.72x = 18,051.19 × 18,051.19
  4. Step 4: Simplify right side
    8,333.72x = 325,845,370.16
  5. Step 5: Solve for x
    x = 325,845,370.16/8,333.72
  6. Step 6: Final answer
    x = 39,099.64

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.