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Finding the Third Proportional to 7,343.81 and 15,524.81

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Solution

The third proportional to 7,343.81 and 15,524.81 is: 32,819.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.81 : 15,524.81 = 15,524.81 : x
  2. Step 2: Convert to fraction form
    7,343.81/15,524.81 = 15,524.81/x
  3. Step 3: Cross multiply
    7,343.81x = 15,524.81 × 15,524.81
  4. Step 4: Simplify right side
    7,343.81x = 241,019,803.16
  5. Step 5: Solve for x
    x = 241,019,803.16/7,343.81
  6. Step 6: Final answer
    x = 32,819.44

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.