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Finding the Third Proportional to 299,175.75 and 448,974

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Solution

The third proportional to 299,175.75 and 448,974 is: 673,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,175.75 : 448,974 = 448,974 : x
  2. Step 2: Convert to fraction form
    299,175.75/448,974 = 448,974/x
  3. Step 3: Cross multiply
    299,175.75x = 448,974 × 448,974
  4. Step 4: Simplify right side
    299,175.75x = 201,577,652,676
  5. Step 5: Solve for x
    x = 201,577,652,676/299,175.75
  6. Step 6: Final answer
    x = 673,776.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.