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Finding the Third Proportional to 9,371.50 and 14,119

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Solution

The third proportional to 9,371.50 and 14,119 is: 21,271.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,371.50 : 14,119 = 14,119 : x
  2. Step 2: Convert to fraction form
    9,371.50/14,119 = 14,119/x
  3. Step 3: Cross multiply
    9,371.50x = 14,119 × 14,119
  4. Step 4: Simplify right side
    9,371.50x = 199,346,161
  5. Step 5: Solve for x
    x = 199,346,161/9,371.50
  6. Step 6: Final answer
    x = 21,271.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.