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Finding the Fourth Proportional to 8,798.41, 13,202.49 and 3,607.93

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Solution

The fourth proportional to 8,798.41, 13,202.49 and 3,607.93 is: 5,413.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.41 : 13,202.49 = 3,607.93 : x
  2. Step 2: Convert to fraction form
    8,798.41/13,202.49 = 3,607.93/x
  3. Step 3: Cross multiply
    8,798.41x = 13,202.49 × 3,607.93
  4. Step 4: Simplify right side
    8,798.41x = 47,633,659.75
  5. Step 5: Solve for x
    x = 47,633,659.75/8,798.41
  6. Step 6: Final answer
    x = 5,413.89

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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.