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Finding the Fourth Proportional to 2,751.52, 3,783.08 and 2,449.92

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Solution

The fourth proportional to 2,751.52, 3,783.08 and 2,449.92 is: 3,368.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.52 : 3,783.08 = 2,449.92 : x
  2. Step 2: Convert to fraction form
    2,751.52/3,783.08 = 2,449.92/x
  3. Step 3: Cross multiply
    2,751.52x = 3,783.08 × 2,449.92
  4. Step 4: Simplify right side
    2,751.52x = 9,268,243.35
  5. Step 5: Solve for x
    x = 9,268,243.35/2,751.52
  6. Step 6: Final answer
    x = 3,368.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.