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Finding the Third Proportional to 3,015 and 7,262.25

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Solution

The third proportional to 3,015 and 7,262.25 is: 17,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015 : 7,262.25 = 7,262.25 : x
  2. Step 2: Convert to fraction form
    3,015/7,262.25 = 7,262.25/x
  3. Step 3: Cross multiply
    3,015x = 7,262.25 × 7,262.25
  4. Step 4: Simplify right side
    3,015x = 52,740,275.06
  5. Step 5: Solve for x
    x = 52,740,275.06/3,015
  6. Step 6: Final answer
    x = 17,492.63

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.