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Finding the Fourth Proportional to 6,775.97, 10,164.20 and 1,845.77

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Solution

The fourth proportional to 6,775.97, 10,164.20 and 1,845.77 is: 2,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.97 : 10,164.20 = 1,845.77 : x
  2. Step 2: Convert to fraction form
    6,775.97/10,164.20 = 1,845.77/x
  3. Step 3: Cross multiply
    6,775.97x = 10,164.20 × 1,845.77
  4. Step 4: Simplify right side
    6,775.97x = 18,760,715.38
  5. Step 5: Solve for x
    x = 18,760,715.38/6,775.97
  6. Step 6: Final answer
    x = 2,768.71

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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.