Home / 451,413.24-677,413.44-195,495.72

Finding the Fourth Proportional to 451,413.24, 677,413.44 and 195,495.72

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Solution

The fourth proportional to 451,413.24, 677,413.44 and 195,495.72 is: 293,370.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,413.24 : 677,413.44 = 195,495.72 : x
  2. Step 2: Convert to fraction form
    451,413.24/677,413.44 = 195,495.72/x
  3. Step 3: Cross multiply
    451,413.24x = 677,413.44 × 195,495.72
  4. Step 4: Simplify right side
    451,413.24x = 132,431,428,190.48
  5. Step 5: Solve for x
    x = 132,431,428,190.48/451,413.24
  6. Step 6: Final answer
    x = 293,370.72

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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.