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Finding the Fourth Proportional to 7,556.76, 10,431.18 and 4,413.96

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Solution

The fourth proportional to 7,556.76, 10,431.18 and 4,413.96 is: 6,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.76 : 10,431.18 = 4,413.96 : x
  2. Step 2: Convert to fraction form
    7,556.76/10,431.18 = 4,413.96/x
  3. Step 3: Cross multiply
    7,556.76x = 10,431.18 × 4,413.96
  4. Step 4: Simplify right side
    7,556.76x = 46,042,811.27
  5. Step 5: Solve for x
    x = 46,042,811.27/7,556.76
  6. Step 6: Final answer
    x = 6,092.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.