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Finding the Fourth Proportional to 8,816, 13,230.08 and 3,344

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Solution

The fourth proportional to 8,816, 13,230.08 and 3,344 is: 5,018.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816 : 13,230.08 = 3,344 : x
  2. Step 2: Convert to fraction form
    8,816/13,230.08 = 3,344/x
  3. Step 3: Cross multiply
    8,816x = 13,230.08 × 3,344
  4. Step 4: Simplify right side
    8,816x = 44,241,387.52
  5. Step 5: Solve for x
    x = 44,241,387.52/8,816
  6. Step 6: Final answer
    x = 5,018.31

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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.