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Finding the Third Proportional to 168,558.75 and 362,130.75

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Solution

The third proportional to 168,558.75 and 362,130.75 is: 777,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,558.75 : 362,130.75 = 362,130.75 : x
  2. Step 2: Convert to fraction form
    168,558.75/362,130.75 = 362,130.75/x
  3. Step 3: Cross multiply
    168,558.75x = 362,130.75 × 362,130.75
  4. Step 4: Simplify right side
    168,558.75x = 131,138,680,095.56
  5. Step 5: Solve for x
    x = 131,138,680,095.56/168,558.75
  6. Step 6: Final answer
    x = 777,999.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.