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Finding the Third Proportional to 2,318 and 4,894

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Solution

The third proportional to 2,318 and 4,894 is: 10,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318 : 4,894 = 4,894 : x
  2. Step 2: Convert to fraction form
    2,318/4,894 = 4,894/x
  3. Step 3: Cross multiply
    2,318x = 4,894 × 4,894
  4. Step 4: Simplify right side
    2,318x = 23,951,236
  5. Step 5: Solve for x
    x = 23,951,236/2,318
  6. Step 6: Final answer
    x = 10,332.72

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.