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Finding the Fourth Proportional to 8,998, 13,503.96 and 6,244

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Solution

The fourth proportional to 8,998, 13,503.96 and 6,244 is: 9,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,998 : 13,503.96 = 6,244 : x
  2. Step 2: Convert to fraction form
    8,998/13,503.96 = 6,244/x
  3. Step 3: Cross multiply
    8,998x = 13,503.96 × 6,244
  4. Step 4: Simplify right side
    8,998x = 84,318,726.24
  5. Step 5: Solve for x
    x = 84,318,726.24/8,998
  6. Step 6: Final answer
    x = 9,370.83

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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.