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Finding the Fourth Proportional to 5,854.97, 8,080 and 3,202.58

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Solution

The fourth proportional to 5,854.97, 8,080 and 3,202.58 is: 4,419.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.97 : 8,080 = 3,202.58 : x
  2. Step 2: Convert to fraction form
    5,854.97/8,080 = 3,202.58/x
  3. Step 3: Cross multiply
    5,854.97x = 8,080 × 3,202.58
  4. Step 4: Simplify right side
    5,854.97x = 25,876,846.40
  5. Step 5: Solve for x
    x = 25,876,846.40/5,854.97
  6. Step 6: Final answer
    x = 4,419.64

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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.