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Finding the Fourth Proportional to 6,878.28, 9,495.52 and 4,362.96

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Solution

The fourth proportional to 6,878.28, 9,495.52 and 4,362.96 is: 6,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.28 : 9,495.52 = 4,362.96 : x
  2. Step 2: Convert to fraction form
    6,878.28/9,495.52 = 4,362.96/x
  3. Step 3: Cross multiply
    6,878.28x = 9,495.52 × 4,362.96
  4. Step 4: Simplify right side
    6,878.28x = 41,428,573.94
  5. Step 5: Solve for x
    x = 41,428,573.94/6,878.28
  6. Step 6: Final answer
    x = 6,023.10

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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.