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Finding the Fourth Proportional to 599,120.11, 826,781.54 and 327,188.07

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Solution

The fourth proportional to 599,120.11, 826,781.54 and 327,188.07 is: 451,517.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,120.11 : 826,781.54 = 327,188.07 : x
  2. Step 2: Convert to fraction form
    599,120.11/826,781.54 = 327,188.07/x
  3. Step 3: Cross multiply
    599,120.11x = 826,781.54 × 327,188.07
  4. Step 4: Simplify right side
    599,120.11x = 270,513,056,384.23
  5. Step 5: Solve for x
    x = 270,513,056,384.23/599,120.11
  6. Step 6: Final answer
    x = 451,517.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.