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Finding the Third Proportional to 38,917.13 and 79,444.13

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Solution

The third proportional to 38,917.13 and 79,444.13 is: 162,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,917.13 : 79,444.13 = 79,444.13 : x
  2. Step 2: Convert to fraction form
    38,917.13/79,444.13 = 79,444.13/x
  3. Step 3: Cross multiply
    38,917.13x = 79,444.13 × 79,444.13
  4. Step 4: Simplify right side
    38,917.13x = 6,311,368,997.02
  5. Step 5: Solve for x
    x = 6,311,368,997.02/38,917.13
  6. Step 6: Final answer
    x = 162,174.60

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.