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Finding the Third Proportional to 155,832.75 and 336,269.25

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Solution

The third proportional to 155,832.75 and 336,269.25 is: 725,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,832.75 : 336,269.25 = 336,269.25 : x
  2. Step 2: Convert to fraction form
    155,832.75/336,269.25 = 336,269.25/x
  3. Step 3: Cross multiply
    155,832.75x = 336,269.25 × 336,269.25
  4. Step 4: Simplify right side
    155,832.75x = 113,077,008,495.56
  5. Step 5: Solve for x
    x = 113,077,008,495.56/155,832.75
  6. Step 6: Final answer
    x = 725,630.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.