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Finding the Third Proportional to 3,142.25 and 6,501

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Solution

The third proportional to 3,142.25 and 6,501 is: 13,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.25 : 6,501 = 6,501 : x
  2. Step 2: Convert to fraction form
    3,142.25/6,501 = 6,501/x
  3. Step 3: Cross multiply
    3,142.25x = 6,501 × 6,501
  4. Step 4: Simplify right side
    3,142.25x = 42,263,001
  5. Step 5: Solve for x
    x = 42,263,001/3,142.25
  6. Step 6: Final answer
    x = 13,449.92

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.