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Finding the Third Proportional to 12,409.50 and 27,051

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Solution

The third proportional to 12,409.50 and 27,051 is: 58,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,409.50 : 27,051 = 27,051 : x
  2. Step 2: Convert to fraction form
    12,409.50/27,051 = 27,051/x
  3. Step 3: Cross multiply
    12,409.50x = 27,051 × 27,051
  4. Step 4: Simplify right side
    12,409.50x = 731,756,601
  5. Step 5: Solve for x
    x = 731,756,601/12,409.50
  6. Step 6: Final answer
    x = 58,967.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.