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Finding the Third Proportional to 3,247.59 and 4,900.64

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Solution

The third proportional to 3,247.59 and 4,900.64 is: 7,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.59 : 4,900.64 = 4,900.64 : x
  2. Step 2: Convert to fraction form
    3,247.59/4,900.64 = 4,900.64/x
  3. Step 3: Cross multiply
    3,247.59x = 4,900.64 × 4,900.64
  4. Step 4: Simplify right side
    3,247.59x = 24,016,278.54
  5. Step 5: Solve for x
    x = 24,016,278.54/3,247.59
  6. Step 6: Final answer
    x = 7,395.10

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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.