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Finding the Third Proportional to 7,293.75 and 15,323.25

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Solution

The third proportional to 7,293.75 and 15,323.25 is: 32,192.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.75 : 15,323.25 = 15,323.25 : x
  2. Step 2: Convert to fraction form
    7,293.75/15,323.25 = 15,323.25/x
  3. Step 3: Cross multiply
    7,293.75x = 15,323.25 × 15,323.25
  4. Step 4: Simplify right side
    7,293.75x = 234,801,990.56
  5. Step 5: Solve for x
    x = 234,801,990.56/7,293.75
  6. Step 6: Final answer
    x = 32,192.22

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.