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Finding the Third Proportional to 38,310.75 and 57,518.44

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Solution

The third proportional to 38,310.75 and 57,518.44 is: 86,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,310.75 : 57,518.44 = 57,518.44 : x
  2. Step 2: Convert to fraction form
    38,310.75/57,518.44 = 57,518.44/x
  3. Step 3: Cross multiply
    38,310.75x = 57,518.44 × 57,518.44
  4. Step 4: Simplify right side
    38,310.75x = 3,308,370,652.44
  5. Step 5: Solve for x
    x = 3,308,370,652.44/38,310.75
  6. Step 6: Final answer
    x = 86,356.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.