Home / 804,452.45-1,206,677.98-205,413.71

Finding the Fourth Proportional to 804,452.45, 1,206,677.98 and 205,413.71

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Solution

The fourth proportional to 804,452.45, 1,206,677.98 and 205,413.71 is: 308,120.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,452.45 : 1,206,677.98 = 205,413.71 : x
  2. Step 2: Convert to fraction form
    804,452.45/1,206,677.98 = 205,413.71/x
  3. Step 3: Cross multiply
    804,452.45x = 1,206,677.98 × 205,413.71
  4. Step 4: Simplify right side
    804,452.45x = 247,868,203,150.27
  5. Step 5: Solve for x
    x = 247,868,203,150.27/804,452.45
  6. Step 6: Final answer
    x = 308,120.39

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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.