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Finding the Fourth Proportional to 6,178, 9,268.41 and 1,795.81

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Solution

The fourth proportional to 6,178, 9,268.41 and 1,795.81 is: 2,694.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178 : 9,268.41 = 1,795.81 : x
  2. Step 2: Convert to fraction form
    6,178/9,268.41 = 1,795.81/x
  3. Step 3: Cross multiply
    6,178x = 9,268.41 × 1,795.81
  4. Step 4: Simplify right side
    6,178x = 16,644,303.36
  5. Step 5: Solve for x
    x = 16,644,303.36/6,178
  6. Step 6: Final answer
    x = 2,694.12

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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.