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Finding the Fourth Proportional to 6,882.99, 10,324.49 and 5,662.05

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Solution

The fourth proportional to 6,882.99, 10,324.49 and 5,662.05 is: 8,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.99 : 10,324.49 = 5,662.05 : x
  2. Step 2: Convert to fraction form
    6,882.99/10,324.49 = 5,662.05/x
  3. Step 3: Cross multiply
    6,882.99x = 10,324.49 × 5,662.05
  4. Step 4: Simplify right side
    6,882.99x = 58,457,778.60
  5. Step 5: Solve for x
    x = 58,457,778.60/6,882.99
  6. Step 6: Final answer
    x = 8,493.08

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Half scale
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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.