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Finding the Third Proportional to 2,937 and 3,813

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Solution

The third proportional to 2,937 and 3,813 is: 4,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937 : 3,813 = 3,813 : x
  2. Step 2: Convert to fraction form
    2,937/3,813 = 3,813/x
  3. Step 3: Cross multiply
    2,937x = 3,813 × 3,813
  4. Step 4: Simplify right side
    2,937x = 14,538,969
  5. Step 5: Solve for x
    x = 14,538,969/2,937
  6. Step 6: Final answer
    x = 4,950.28

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.