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Finding the Fourth Proportional to 6,392.28, 8,828.73 and 4,264.11

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Solution

The fourth proportional to 6,392.28, 8,828.73 and 4,264.11 is: 5,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392.28 : 8,828.73 = 4,264.11 : x
  2. Step 2: Convert to fraction form
    6,392.28/8,828.73 = 4,264.11/x
  3. Step 3: Cross multiply
    6,392.28x = 8,828.73 × 4,264.11
  4. Step 4: Simplify right side
    6,392.28x = 37,646,675.88
  5. Step 5: Solve for x
    x = 37,646,675.88/6,392.28
  6. Step 6: Final answer
    x = 5,889.40

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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.