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Finding the Fourth Proportional to 431,593.19, 595,601.15 and 250,413.02

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Solution

The fourth proportional to 431,593.19, 595,601.15 and 250,413.02 is: 345,571.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,593.19 : 595,601.15 = 250,413.02 : x
  2. Step 2: Convert to fraction form
    431,593.19/595,601.15 = 250,413.02/x
  3. Step 3: Cross multiply
    431,593.19x = 595,601.15 × 250,413.02
  4. Step 4: Simplify right side
    431,593.19x = 149,146,278,456.90
  5. Step 5: Solve for x
    x = 149,146,278,456.90/431,593.19
  6. Step 6: Final answer
    x = 345,571.44

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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.