Home / 356,816.24-492,413.16-195,661.67

Finding the Fourth Proportional to 356,816.24, 492,413.16 and 195,661.67

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Solution

The fourth proportional to 356,816.24, 492,413.16 and 195,661.67 is: 270,016.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,816.24 : 492,413.16 = 195,661.67 : x
  2. Step 2: Convert to fraction form
    356,816.24/492,413.16 = 195,661.67/x
  3. Step 3: Cross multiply
    356,816.24x = 492,413.16 × 195,661.67
  4. Step 4: Simplify right side
    356,816.24x = 96,346,380,237.27
  5. Step 5: Solve for x
    x = 96,346,380,237.27/356,816.24
  6. Step 6: Final answer
    x = 270,016.81

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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.