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Finding the Fourth Proportional to 6,031.45, 8,323.41 and 3,378.88

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Solution

The fourth proportional to 6,031.45, 8,323.41 and 3,378.88 is: 4,662.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,031.45 : 8,323.41 = 3,378.88 : x
  2. Step 2: Convert to fraction form
    6,031.45/8,323.41 = 3,378.88/x
  3. Step 3: Cross multiply
    6,031.45x = 8,323.41 × 3,378.88
  4. Step 4: Simplify right side
    6,031.45x = 28,123,803.58
  5. Step 5: Solve for x
    x = 28,123,803.58/6,031.45
  6. Step 6: Final answer
    x = 4,662.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.