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Finding the Third Proportional to 5,782.38 and 8,650.25

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Solution

The third proportional to 5,782.38 and 8,650.25 is: 12,940.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.38 : 8,650.25 = 8,650.25 : x
  2. Step 2: Convert to fraction form
    5,782.38/8,650.25 = 8,650.25/x
  3. Step 3: Cross multiply
    5,782.38x = 8,650.25 × 8,650.25
  4. Step 4: Simplify right side
    5,782.38x = 74,826,825.06
  5. Step 5: Solve for x
    x = 74,826,825.06/5,782.38
  6. Step 6: Final answer
    x = 12,940.50

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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.