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Finding the Third Proportional to 9,391.50 and 14,057

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Solution

The third proportional to 9,391.50 and 14,057 is: 21,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,391.50 : 14,057 = 14,057 : x
  2. Step 2: Convert to fraction form
    9,391.50/14,057 = 14,057/x
  3. Step 3: Cross multiply
    9,391.50x = 14,057 × 14,057
  4. Step 4: Simplify right side
    9,391.50x = 197,599,249
  5. Step 5: Solve for x
    x = 197,599,249/9,391.50
  6. Step 6: Final answer
    x = 21,040.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.