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Finding the Third Proportional to 7,360 and 15,745

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Solution

The third proportional to 7,360 and 15,745 is: 33,682.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360 : 15,745 = 15,745 : x
  2. Step 2: Convert to fraction form
    7,360/15,745 = 15,745/x
  3. Step 3: Cross multiply
    7,360x = 15,745 × 15,745
  4. Step 4: Simplify right side
    7,360x = 247,905,025
  5. Step 5: Solve for x
    x = 247,905,025/7,360
  6. Step 6: Final answer
    x = 33,682.75

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.