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Finding the Third Proportional to 4,730 and 10,286

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Solution

The third proportional to 4,730 and 10,286 is: 22,368.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730 : 10,286 = 10,286 : x
  2. Step 2: Convert to fraction form
    4,730/10,286 = 10,286/x
  3. Step 3: Cross multiply
    4,730x = 10,286 × 10,286
  4. Step 4: Simplify right side
    4,730x = 105,801,796
  5. Step 5: Solve for x
    x = 105,801,796/4,730
  6. Step 6: Final answer
    x = 22,368.24

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.