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Finding the Fourth Proportional to 4,904.31, 7,359.80 and 2,440.86

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Solution

The fourth proportional to 4,904.31, 7,359.80 and 2,440.86 is: 3,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.31 : 7,359.80 = 2,440.86 : x
  2. Step 2: Convert to fraction form
    4,904.31/7,359.80 = 2,440.86/x
  3. Step 3: Cross multiply
    4,904.31x = 7,359.80 × 2,440.86
  4. Step 4: Simplify right side
    4,904.31x = 17,964,229.22
  5. Step 5: Solve for x
    x = 17,964,229.22/4,904.31
  6. Step 6: Final answer
    x = 3,662.95

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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.