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Finding the Fourth Proportional to 2,479.97, 3,734.81 and 2,258.54

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Solution

The fourth proportional to 2,479.97, 3,734.81 and 2,258.54 is: 3,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.97 : 3,734.81 = 2,258.54 : x
  2. Step 2: Convert to fraction form
    2,479.97/3,734.81 = 2,258.54/x
  3. Step 3: Cross multiply
    2,479.97x = 3,734.81 × 2,258.54
  4. Step 4: Simplify right side
    2,479.97x = 8,435,210.29
  5. Step 5: Solve for x
    x = 8,435,210.29/2,479.97
  6. Step 6: Final answer
    x = 3,401.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.