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Finding the Third Proportional to 2,939 and 6,527

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Solution

The third proportional to 2,939 and 6,527 is: 14,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939 : 6,527 = 6,527 : x
  2. Step 2: Convert to fraction form
    2,939/6,527 = 6,527/x
  3. Step 3: Cross multiply
    2,939x = 6,527 × 6,527
  4. Step 4: Simplify right side
    2,939x = 42,601,729
  5. Step 5: Solve for x
    x = 42,601,729/2,939
  6. Step 6: Final answer
    x = 14,495.31

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.