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Finding the Third Proportional to 3,102 and 4,474.50

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Solution

The third proportional to 3,102 and 4,474.50 is: 6,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102 : 4,474.50 = 4,474.50 : x
  2. Step 2: Convert to fraction form
    3,102/4,474.50 = 4,474.50/x
  3. Step 3: Cross multiply
    3,102x = 4,474.50 × 4,474.50
  4. Step 4: Simplify right side
    3,102x = 20,021,150.25
  5. Step 5: Solve for x
    x = 20,021,150.25/3,102
  6. Step 6: Final answer
    x = 6,454.27

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.