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Finding the Third Proportional to 2,252.81 and 4,811.91

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Solution

The third proportional to 2,252.81 and 4,811.91 is: 10,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.81 : 4,811.91 = 4,811.91 : x
  2. Step 2: Convert to fraction form
    2,252.81/4,811.91 = 4,811.91/x
  3. Step 3: Cross multiply
    2,252.81x = 4,811.91 × 4,811.91
  4. Step 4: Simplify right side
    2,252.81x = 23,154,441.76
  5. Step 5: Solve for x
    x = 23,154,441.76/2,252.81
  6. Step 6: Final answer
    x = 10,278.02

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.