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Finding the Third Proportional to 7,380 and 16,197

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Solution

The third proportional to 7,380 and 16,197 is: 35,547.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380 : 16,197 = 16,197 : x
  2. Step 2: Convert to fraction form
    7,380/16,197 = 16,197/x
  3. Step 3: Cross multiply
    7,380x = 16,197 × 16,197
  4. Step 4: Simplify right side
    7,380x = 262,342,809
  5. Step 5: Solve for x
    x = 262,342,809/7,380
  6. Step 6: Final answer
    x = 35,547.81

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.