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Finding the Third Proportional to 12,954.75 and 28,190.38

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Solution

The third proportional to 12,954.75 and 28,190.38 is: 61,344.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954.75 : 28,190.38 = 28,190.38 : x
  2. Step 2: Convert to fraction form
    12,954.75/28,190.38 = 28,190.38/x
  3. Step 3: Cross multiply
    12,954.75x = 28,190.38 × 28,190.38
  4. Step 4: Simplify right side
    12,954.75x = 794,697,242.64
  5. Step 5: Solve for x
    x = 794,697,242.64/12,954.75
  6. Step 6: Final answer
    x = 61,344.08

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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.