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Finding the Third Proportional to 4,330.50 and 6,974.25

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Solution

The third proportional to 4,330.50 and 6,974.25 is: 11,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.50 : 6,974.25 = 6,974.25 : x
  2. Step 2: Convert to fraction form
    4,330.50/6,974.25 = 6,974.25/x
  3. Step 3: Cross multiply
    4,330.50x = 6,974.25 × 6,974.25
  4. Step 4: Simplify right side
    4,330.50x = 48,640,163.06
  5. Step 5: Solve for x
    x = 48,640,163.06/4,330.50
  6. Step 6: Final answer
    x = 11,232.00

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.