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Finding the Third Proportional to 4,050 and 6,345

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Solution

The third proportional to 4,050 and 6,345 is: 9,940.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,050 : 6,345 = 6,345 : x
  2. Step 2: Convert to fraction form
    4,050/6,345 = 6,345/x
  3. Step 3: Cross multiply
    4,050x = 6,345 × 6,345
  4. Step 4: Simplify right side
    4,050x = 40,259,025
  5. Step 5: Solve for x
    x = 40,259,025/4,050
  6. Step 6: Final answer
    x = 9,940.50

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.