Home / 354,566.80-531,948.61-196,905.97

Finding the Fourth Proportional to 354,566.80, 531,948.61 and 196,905.97

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Solution

The fourth proportional to 354,566.80, 531,948.61 and 196,905.97 is: 295,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,566.80 : 531,948.61 = 196,905.97 : x
  2. Step 2: Convert to fraction form
    354,566.80/531,948.61 = 196,905.97/x
  3. Step 3: Cross multiply
    354,566.80x = 531,948.61 × 196,905.97
  4. Step 4: Simplify right side
    354,566.80x = 104,743,857,042.20
  5. Step 5: Solve for x
    x = 104,743,857,042.20/354,566.80
  6. Step 6: Final answer
    x = 295,413.61

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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.