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Finding the Third Proportional to 6,225.25 and 9,715.75

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Solution

The third proportional to 6,225.25 and 9,715.75 is: 15,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.25 : 9,715.75 = 9,715.75 : x
  2. Step 2: Convert to fraction form
    6,225.25/9,715.75 = 9,715.75/x
  3. Step 3: Cross multiply
    6,225.25x = 9,715.75 × 9,715.75
  4. Step 4: Simplify right side
    6,225.25x = 94,395,798.06
  5. Step 5: Solve for x
    x = 94,395,798.06/6,225.25
  6. Step 6: Final answer
    x = 15,163.37

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.