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Finding the Fourth Proportional to 7,268.75, 10,903.13 and 1,796.75

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Solution

The fourth proportional to 7,268.75, 10,903.13 and 1,796.75 is: 2,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.75 : 10,903.13 = 1,796.75 : x
  2. Step 2: Convert to fraction form
    7,268.75/10,903.13 = 1,796.75/x
  3. Step 3: Cross multiply
    7,268.75x = 10,903.13 × 1,796.75
  4. Step 4: Simplify right side
    7,268.75x = 19,590,198.83
  5. Step 5: Solve for x
    x = 19,590,198.83/7,268.75
  6. Step 6: Final answer
    x = 2,695.13

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1.5x scale

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.