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Finding the Third Proportional to 2,570 and 6,191

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Solution

The third proportional to 2,570 and 6,191 is: 14,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570 : 6,191 = 6,191 : x
  2. Step 2: Convert to fraction form
    2,570/6,191 = 6,191/x
  3. Step 3: Cross multiply
    2,570x = 6,191 × 6,191
  4. Step 4: Simplify right side
    2,570x = 38,328,481
  5. Step 5: Solve for x
    x = 38,328,481/2,570
  6. Step 6: Final answer
    x = 14,913.81

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.