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Finding the Fourth Proportional to 4,178.99, 6,268.49 and 1,713.37

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Solution

The fourth proportional to 4,178.99, 6,268.49 and 1,713.37 is: 2,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.99 : 6,268.49 = 1,713.37 : x
  2. Step 2: Convert to fraction form
    4,178.99/6,268.49 = 1,713.37/x
  3. Step 3: Cross multiply
    4,178.99x = 6,268.49 × 1,713.37
  4. Step 4: Simplify right side
    4,178.99x = 10,740,231.32
  5. Step 5: Solve for x
    x = 10,740,231.32/4,178.99
  6. Step 6: Final answer
    x = 2,570.05

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Similar ratio
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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.