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Finding the Third Proportional to 4,611.94 and 6,471.56

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Solution

The third proportional to 4,611.94 and 6,471.56 is: 9,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.94 : 6,471.56 = 6,471.56 : x
  2. Step 2: Convert to fraction form
    4,611.94/6,471.56 = 6,471.56/x
  3. Step 3: Cross multiply
    4,611.94x = 6,471.56 × 6,471.56
  4. Step 4: Simplify right side
    4,611.94x = 41,881,121.19
  5. Step 5: Solve for x
    x = 41,881,121.19/4,611.94
  6. Step 6: Final answer
    x = 9,081.03

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.