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Finding the Third Proportional to 4,886 and 10,252

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Solution

The third proportional to 4,886 and 10,252 is: 21,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886 : 10,252 = 10,252 : x
  2. Step 2: Convert to fraction form
    4,886/10,252 = 10,252/x
  3. Step 3: Cross multiply
    4,886x = 10,252 × 10,252
  4. Step 4: Simplify right side
    4,886x = 105,103,504
  5. Step 5: Solve for x
    x = 105,103,504/4,886
  6. Step 6: Final answer
    x = 21,511.16

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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.