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Finding the Fourth Proportional to 6,589, 9,883.51 and 2,693.40

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Solution

The fourth proportional to 6,589, 9,883.51 and 2,693.40 is: 4,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589 : 9,883.51 = 2,693.40 : x
  2. Step 2: Convert to fraction form
    6,589/9,883.51 = 2,693.40/x
  3. Step 3: Cross multiply
    6,589x = 9,883.51 × 2,693.40
  4. Step 4: Simplify right side
    6,589x = 26,620,245.83
  5. Step 5: Solve for x
    x = 26,620,245.83/6,589
  6. Step 6: Final answer
    x = 4,040.10

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Double scale
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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.