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Finding the Third Proportional to 2,736.81 and 4,246.38

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Solution

The third proportional to 2,736.81 and 4,246.38 is: 6,588.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.81 : 4,246.38 = 4,246.38 : x
  2. Step 2: Convert to fraction form
    2,736.81/4,246.38 = 4,246.38/x
  3. Step 3: Cross multiply
    2,736.81x = 4,246.38 × 4,246.38
  4. Step 4: Simplify right side
    2,736.81x = 18,031,700.64
  5. Step 5: Solve for x
    x = 18,031,700.64/2,736.81
  6. Step 6: Final answer
    x = 6,588.58

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.