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Finding the Third Proportional to 7,257.75 and 15,001.50

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Solution

The third proportional to 7,257.75 and 15,001.50 is: 31,007.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.75 : 15,001.50 = 15,001.50 : x
  2. Step 2: Convert to fraction form
    7,257.75/15,001.50 = 15,001.50/x
  3. Step 3: Cross multiply
    7,257.75x = 15,001.50 × 15,001.50
  4. Step 4: Simplify right side
    7,257.75x = 225,045,002.25
  5. Step 5: Solve for x
    x = 225,045,002.25/7,257.75
  6. Step 6: Final answer
    x = 31,007.54

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.