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Finding the Fourth Proportional to 479,413.04, 661,591.94 and 264,559.32

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Solution

The fourth proportional to 479,413.04, 661,591.94 and 264,559.32 is: 365,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,413.04 : 661,591.94 = 264,559.32 : x
  2. Step 2: Convert to fraction form
    479,413.04/661,591.94 = 264,559.32/x
  3. Step 3: Cross multiply
    479,413.04x = 661,591.94 × 264,559.32
  4. Step 4: Simplify right side
    479,413.04x = 175,030,313,763.88
  5. Step 5: Solve for x
    x = 175,030,313,763.88/479,413.04
  6. Step 6: Final answer
    x = 365,092.93

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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.