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Finding the Third Proportional to 5,775.75 and 8,785.25

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Solution

The third proportional to 5,775.75 and 8,785.25 is: 13,362.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.75 : 8,785.25 = 8,785.25 : x
  2. Step 2: Convert to fraction form
    5,775.75/8,785.25 = 8,785.25/x
  3. Step 3: Cross multiply
    5,775.75x = 8,785.25 × 8,785.25
  4. Step 4: Simplify right side
    5,775.75x = 77,180,617.56
  5. Step 5: Solve for x
    x = 77,180,617.56/5,775.75
  6. Step 6: Final answer
    x = 13,362.87

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.