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Finding the Fourth Proportional to 4,888.66, 7,336.92 and 2,549.38

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Solution

The fourth proportional to 4,888.66, 7,336.92 and 2,549.38 is: 3,826.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.66 : 7,336.92 = 2,549.38 : x
  2. Step 2: Convert to fraction form
    4,888.66/7,336.92 = 2,549.38/x
  3. Step 3: Cross multiply
    4,888.66x = 7,336.92 × 2,549.38
  4. Step 4: Simplify right side
    4,888.66x = 18,704,597.11
  5. Step 5: Solve for x
    x = 18,704,597.11/4,888.66
  6. Step 6: Final answer
    x = 3,826.12

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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.