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Finding the Fourth Proportional to 6,048.72, 8,348.04 and 5,259.60

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Solution

The fourth proportional to 6,048.72, 8,348.04 and 5,259.60 is: 7,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048.72 : 8,348.04 = 5,259.60 : x
  2. Step 2: Convert to fraction form
    6,048.72/8,348.04 = 5,259.60/x
  3. Step 3: Cross multiply
    6,048.72x = 8,348.04 × 5,259.60
  4. Step 4: Simplify right side
    6,048.72x = 43,907,351.18
  5. Step 5: Solve for x
    x = 43,907,351.18/6,048.72
  6. Step 6: Final answer
    x = 7,258.95

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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.