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Finding the Third Proportional to 7,374 and 16,206

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Solution

The third proportional to 7,374 and 16,206 is: 35,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374 : 16,206 = 16,206 : x
  2. Step 2: Convert to fraction form
    7,374/16,206 = 16,206/x
  3. Step 3: Cross multiply
    7,374x = 16,206 × 16,206
  4. Step 4: Simplify right side
    7,374x = 262,634,436
  5. Step 5: Solve for x
    x = 262,634,436/7,374
  6. Step 6: Final answer
    x = 35,616.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.