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Finding the Fourth Proportional to 4,923.94, 7,383.44 and 1,635.88

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Solution

The fourth proportional to 4,923.94, 7,383.44 and 1,635.88 is: 2,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.94 : 7,383.44 = 1,635.88 : x
  2. Step 2: Convert to fraction form
    4,923.94/7,383.44 = 1,635.88/x
  3. Step 3: Cross multiply
    4,923.94x = 7,383.44 × 1,635.88
  4. Step 4: Simplify right side
    4,923.94x = 12,078,421.83
  5. Step 5: Solve for x
    x = 12,078,421.83/4,923.94
  6. Step 6: Final answer
    x = 2,453.00

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