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Finding the Third Proportional to 4,246 and 8,348

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Solution

The third proportional to 4,246 and 8,348 is: 16,412.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246 : 8,348 = 8,348 : x
  2. Step 2: Convert to fraction form
    4,246/8,348 = 8,348/x
  3. Step 3: Cross multiply
    4,246x = 8,348 × 8,348
  4. Step 4: Simplify right side
    4,246x = 69,689,104
  5. Step 5: Solve for x
    x = 69,689,104/4,246
  6. Step 6: Final answer
    x = 16,412.88

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.