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Finding the Fourth Proportional to 6,258.60, 9,392.63 and 4,279.50

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Solution

The fourth proportional to 6,258.60, 9,392.63 and 4,279.50 is: 6,422.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.60 : 9,392.63 = 4,279.50 : x
  2. Step 2: Convert to fraction form
    6,258.60/9,392.63 = 4,279.50/x
  3. Step 3: Cross multiply
    6,258.60x = 9,392.63 × 4,279.50
  4. Step 4: Simplify right side
    6,258.60x = 40,195,738.69
  5. Step 5: Solve for x
    x = 40,195,738.69/6,258.60
  6. Step 6: Final answer
    x = 6,422.48

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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.