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Finding the Fourth Proportional to 7,866.23, 11,799.34 and 3,694.34

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Solution

The fourth proportional to 7,866.23, 11,799.34 and 3,694.34 is: 5,541.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866.23 : 11,799.34 = 3,694.34 : x
  2. Step 2: Convert to fraction form
    7,866.23/11,799.34 = 3,694.34/x
  3. Step 3: Cross multiply
    7,866.23x = 11,799.34 × 3,694.34
  4. Step 4: Simplify right side
    7,866.23x = 43,590,794.00
  5. Step 5: Solve for x
    x = 43,590,794.00/7,866.23
  6. Step 6: Final answer
    x = 5,541.51

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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.