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Finding the Third Proportional to 5,072 and 8,050

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Solution

The third proportional to 5,072 and 8,050 is: 12,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072 : 8,050 = 8,050 : x
  2. Step 2: Convert to fraction form
    5,072/8,050 = 8,050/x
  3. Step 3: Cross multiply
    5,072x = 8,050 × 8,050
  4. Step 4: Simplify right side
    5,072x = 64,802,500
  5. Step 5: Solve for x
    x = 64,802,500/5,072
  6. Step 6: Final answer
    x = 12,776.52

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.