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Finding the Third Proportional to 7,825.50 and 17,230.50

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Solution

The third proportional to 7,825.50 and 17,230.50 is: 37,938.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.50 : 17,230.50 = 17,230.50 : x
  2. Step 2: Convert to fraction form
    7,825.50/17,230.50 = 17,230.50/x
  3. Step 3: Cross multiply
    7,825.50x = 17,230.50 × 17,230.50
  4. Step 4: Simplify right side
    7,825.50x = 296,890,130.25
  5. Step 5: Solve for x
    x = 296,890,130.25/7,825.50
  6. Step 6: Final answer
    x = 37,938.81

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.