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Finding the Fourth Proportional to 5,559, 8,338.49 and 2,095.44

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Solution

The fourth proportional to 5,559, 8,338.49 and 2,095.44 is: 3,143.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559 : 8,338.49 = 2,095.44 : x
  2. Step 2: Convert to fraction form
    5,559/8,338.49 = 2,095.44/x
  3. Step 3: Cross multiply
    5,559x = 8,338.49 × 2,095.44
  4. Step 4: Simplify right side
    5,559x = 17,472,805.49
  5. Step 5: Solve for x
    x = 17,472,805.49/5,559
  6. Step 6: Final answer
    x = 3,143.16

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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.