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Finding the Fourth Proportional to 5,435.93, 7,502.07 and 3,196.68

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Solution

The fourth proportional to 5,435.93, 7,502.07 and 3,196.68 is: 4,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.93 : 7,502.07 = 3,196.68 : x
  2. Step 2: Convert to fraction form
    5,435.93/7,502.07 = 3,196.68/x
  3. Step 3: Cross multiply
    5,435.93x = 7,502.07 × 3,196.68
  4. Step 4: Simplify right side
    5,435.93x = 23,981,717.13
  5. Step 5: Solve for x
    x = 23,981,717.13/5,435.93
  6. Step 6: Final answer
    x = 4,411.71

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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.