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Finding the Fourth Proportional to 3,657.44, 5,488.80 and 1,466.81

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Solution

The fourth proportional to 3,657.44, 5,488.80 and 1,466.81 is: 2,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.44 : 5,488.80 = 1,466.81 : x
  2. Step 2: Convert to fraction form
    3,657.44/5,488.80 = 1,466.81/x
  3. Step 3: Cross multiply
    3,657.44x = 5,488.80 × 1,466.81
  4. Step 4: Simplify right side
    3,657.44x = 8,051,026.73
  5. Step 5: Solve for x
    x = 8,051,026.73/3,657.44
  6. Step 6: Final answer
    x = 2,201.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.