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Finding the Fourth Proportional to 5,991.66, 8,266.50 and 4,001.49

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Solution

The fourth proportional to 5,991.66, 8,266.50 and 4,001.49 is: 5,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.66 : 8,266.50 = 4,001.49 : x
  2. Step 2: Convert to fraction form
    5,991.66/8,266.50 = 4,001.49/x
  3. Step 3: Cross multiply
    5,991.66x = 8,266.50 × 4,001.49
  4. Step 4: Simplify right side
    5,991.66x = 33,078,317.09
  5. Step 5: Solve for x
    x = 33,078,317.09/5,991.66
  6. Step 6: Final answer
    x = 5,520.73

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.