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Finding the Fourth Proportional to 3,170.52, 4,376.52 and 2,838.33

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Solution

The fourth proportional to 3,170.52, 4,376.52 and 2,838.33 is: 3,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.52 : 4,376.52 = 2,838.33 : x
  2. Step 2: Convert to fraction form
    3,170.52/4,376.52 = 2,838.33/x
  3. Step 3: Cross multiply
    3,170.52x = 4,376.52 × 2,838.33
  4. Step 4: Simplify right side
    3,170.52x = 12,422,008.01
  5. Step 5: Solve for x
    x = 12,422,008.01/3,170.52
  6. Step 6: Final answer
    x = 3,917.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.