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Finding the Fourth Proportional to 4,883.93, 7,327.22 and 1,964.28

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Solution

The fourth proportional to 4,883.93, 7,327.22 and 1,964.28 is: 2,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.93 : 7,327.22 = 1,964.28 : x
  2. Step 2: Convert to fraction form
    4,883.93/7,327.22 = 1,964.28/x
  3. Step 3: Cross multiply
    4,883.93x = 7,327.22 × 1,964.28
  4. Step 4: Simplify right side
    4,883.93x = 14,392,701.88
  5. Step 5: Solve for x
    x = 14,392,701.88/4,883.93
  6. Step 6: Final answer
    x = 2,946.95

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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.