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Finding the Third Proportional to 293,755.50 and 396,345.75

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Solution

The third proportional to 293,755.50 and 396,345.75 is: 534,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,755.50 : 396,345.75 = 396,345.75 : x
  2. Step 2: Convert to fraction form
    293,755.50/396,345.75 = 396,345.75/x
  3. Step 3: Cross multiply
    293,755.50x = 396,345.75 × 396,345.75
  4. Step 4: Simplify right side
    293,755.50x = 157,089,953,543.06
  5. Step 5: Solve for x
    x = 157,089,953,543.06/293,755.50
  6. Step 6: Final answer
    x = 534,764.30

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.