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Finding the Third Proportional to 4,776.75 and 10,134

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Solution

The third proportional to 4,776.75 and 10,134 is: 21,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.75 : 10,134 = 10,134 : x
  2. Step 2: Convert to fraction form
    4,776.75/10,134 = 10,134/x
  3. Step 3: Cross multiply
    4,776.75x = 10,134 × 10,134
  4. Step 4: Simplify right side
    4,776.75x = 102,697,956
  5. Step 5: Solve for x
    x = 102,697,956/4,776.75
  6. Step 6: Final answer
    x = 21,499.55

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.