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Finding the Fourth Proportional to 5,854.86, 8,079.93 and 3,202.11

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Solution

The fourth proportional to 5,854.86, 8,079.93 and 3,202.11 is: 4,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.86 : 8,079.93 = 3,202.11 : x
  2. Step 2: Convert to fraction form
    5,854.86/8,079.93 = 3,202.11/x
  3. Step 3: Cross multiply
    5,854.86x = 8,079.93 × 3,202.11
  4. Step 4: Simplify right side
    5,854.86x = 25,872,824.65
  5. Step 5: Solve for x
    x = 25,872,824.65/5,854.86
  6. Step 6: Final answer
    x = 4,419.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.