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Finding the Fourth Proportional to 6,790.43, 9,370.32 and 3,765.71

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Solution

The fourth proportional to 6,790.43, 9,370.32 and 3,765.71 is: 5,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.43 : 9,370.32 = 3,765.71 : x
  2. Step 2: Convert to fraction form
    6,790.43/9,370.32 = 3,765.71/x
  3. Step 3: Cross multiply
    6,790.43x = 9,370.32 × 3,765.71
  4. Step 4: Simplify right side
    6,790.43x = 35,285,885.51
  5. Step 5: Solve for x
    x = 35,285,885.51/6,790.43
  6. Step 6: Final answer
    x = 5,196.42

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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.