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Finding the Third Proportional to 49,426 and 74,567

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Solution

The third proportional to 49,426 and 74,567 is: 112,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,426 : 74,567 = 74,567 : x
  2. Step 2: Convert to fraction form
    49,426/74,567 = 74,567/x
  3. Step 3: Cross multiply
    49,426x = 74,567 × 74,567
  4. Step 4: Simplify right side
    49,426x = 5,560,237,489
  5. Step 5: Solve for x
    x = 5,560,237,489/49,426
  6. Step 6: Final answer
    x = 112,496.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.