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Finding the Fourth Proportional to 6,118, 8,442.88 and 3,323.52

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Solution

The fourth proportional to 6,118, 8,442.88 and 3,323.52 is: 4,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118 : 8,442.88 = 3,323.52 : x
  2. Step 2: Convert to fraction form
    6,118/8,442.88 = 3,323.52/x
  3. Step 3: Cross multiply
    6,118x = 8,442.88 × 3,323.52
  4. Step 4: Simplify right side
    6,118x = 28,060,080.54
  5. Step 5: Solve for x
    x = 28,060,080.54/6,118
  6. Step 6: Final answer
    x = 4,586.48

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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.