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Finding the Fourth Proportional to 8,394.81, 12,594.84 and 3,466.77

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Solution

The fourth proportional to 8,394.81, 12,594.84 and 3,466.77 is: 5,201.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.81 : 12,594.84 = 3,466.77 : x
  2. Step 2: Convert to fraction form
    8,394.81/12,594.84 = 3,466.77/x
  3. Step 3: Cross multiply
    8,394.81x = 12,594.84 × 3,466.77
  4. Step 4: Simplify right side
    8,394.81x = 43,663,413.47
  5. Step 5: Solve for x
    x = 43,663,413.47/8,394.81
  6. Step 6: Final answer
    x = 5,201.24

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1.5x scale

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.