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Finding the Fourth Proportional to 6,653.58, 9,979.83 and 2,596.74

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Solution

The fourth proportional to 6,653.58, 9,979.83 and 2,596.74 is: 3,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.58 : 9,979.83 = 2,596.74 : x
  2. Step 2: Convert to fraction form
    6,653.58/9,979.83 = 2,596.74/x
  3. Step 3: Cross multiply
    6,653.58x = 9,979.83 × 2,596.74
  4. Step 4: Simplify right side
    6,653.58x = 25,915,023.75
  5. Step 5: Solve for x
    x = 25,915,023.75/6,653.58
  6. Step 6: Final answer
    x = 3,894.90

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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.