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Finding the Fourth Proportional to 5,990.76, 8,266.74 and 3,337.92

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Solution

The fourth proportional to 5,990.76, 8,266.74 and 3,337.92 is: 4,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.76 : 8,266.74 = 3,337.92 : x
  2. Step 2: Convert to fraction form
    5,990.76/8,266.74 = 3,337.92/x
  3. Step 3: Cross multiply
    5,990.76x = 8,266.74 × 3,337.92
  4. Step 4: Simplify right side
    5,990.76x = 27,593,716.78
  5. Step 5: Solve for x
    x = 27,593,716.78/5,990.76
  6. Step 6: Final answer
    x = 4,606.05

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Find fourth proportional to 2,995.38, 4,133.37 and 1,668.96
Half scale
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Double scale
Find fourth proportional to 5,991.76, 8,268.12 and 3,338.92
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.