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Finding the Fourth Proportional to 6,788.69, 9,368.84 and 3,804.72

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Solution

The fourth proportional to 6,788.69, 9,368.84 and 3,804.72 is: 5,250.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.69 : 9,368.84 = 3,804.72 : x
  2. Step 2: Convert to fraction form
    6,788.69/9,368.84 = 3,804.72/x
  3. Step 3: Cross multiply
    6,788.69x = 9,368.84 × 3,804.72
  4. Step 4: Simplify right side
    6,788.69x = 35,645,829.30
  5. Step 5: Solve for x
    x = 35,645,829.30/6,788.69
  6. Step 6: Final answer
    x = 5,250.77

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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.