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Finding the Fourth Proportional to 7,798.77, 11,698.17 and 5,183.01

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Solution

The fourth proportional to 7,798.77, 11,698.17 and 5,183.01 is: 7,774.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.77 : 11,698.17 = 5,183.01 : x
  2. Step 2: Convert to fraction form
    7,798.77/11,698.17 = 5,183.01/x
  3. Step 3: Cross multiply
    7,798.77x = 11,698.17 × 5,183.01
  4. Step 4: Simplify right side
    7,798.77x = 60,631,732.09
  5. Step 5: Solve for x
    x = 60,631,732.09/7,798.77
  6. Step 6: Final answer
    x = 7,774.52

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Double scale
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Similar ratio
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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.