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Finding the Third Proportional to 7,504.88 and 9,738.38

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Solution

The third proportional to 7,504.88 and 9,738.38 is: 12,636.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.88 : 9,738.38 = 9,738.38 : x
  2. Step 2: Convert to fraction form
    7,504.88/9,738.38 = 9,738.38/x
  3. Step 3: Cross multiply
    7,504.88x = 9,738.38 × 9,738.38
  4. Step 4: Simplify right side
    7,504.88x = 94,835,947.64
  5. Step 5: Solve for x
    x = 94,835,947.64/7,504.88
  6. Step 6: Final answer
    x = 12,636.58

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.