Home / 526,400.37-789,599.61-171,413.82

Finding the Fourth Proportional to 526,400.37, 789,599.61 and 171,413.82

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Solution

The fourth proportional to 526,400.37, 789,599.61 and 171,413.82 is: 257,120.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,400.37 : 789,599.61 = 171,413.82 : x
  2. Step 2: Convert to fraction form
    526,400.37/789,599.61 = 171,413.82/x
  3. Step 3: Cross multiply
    526,400.37x = 789,599.61 × 171,413.82
  4. Step 4: Simplify right side
    526,400.37x = 135,348,285,420.61
  5. Step 5: Solve for x
    x = 135,348,285,420.61/526,400.37
  6. Step 6: Final answer
    x = 257,120.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.