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Finding the Third Proportional to 149,975 and 354,039

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Solution

The third proportional to 149,975 and 354,039 is: 835,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,975 : 354,039 = 354,039 : x
  2. Step 2: Convert to fraction form
    149,975/354,039 = 354,039/x
  3. Step 3: Cross multiply
    149,975x = 354,039 × 354,039
  4. Step 4: Simplify right side
    149,975x = 125,343,613,521
  5. Step 5: Solve for x
    x = 125,343,613,521/149,975
  6. Step 6: Final answer
    x = 835,763.38

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.