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Finding the Third Proportional to 7,367.63 and 13,020.75

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Solution

The third proportional to 7,367.63 and 13,020.75 is: 23,011.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.63 : 13,020.75 = 13,020.75 : x
  2. Step 2: Convert to fraction form
    7,367.63/13,020.75 = 13,020.75/x
  3. Step 3: Cross multiply
    7,367.63x = 13,020.75 × 13,020.75
  4. Step 4: Simplify right side
    7,367.63x = 169,539,930.56
  5. Step 5: Solve for x
    x = 169,539,930.56/7,367.63
  6. Step 6: Final answer
    x = 23,011.48

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Why These Related Problems?

These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.