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Finding the Fourth Proportional to 2,733.50, 4,100.25 and 886.16

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Solution

The fourth proportional to 2,733.50, 4,100.25 and 886.16 is: 1,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.50 : 4,100.25 = 886.16 : x
  2. Step 2: Convert to fraction form
    2,733.50/4,100.25 = 886.16/x
  3. Step 3: Cross multiply
    2,733.50x = 4,100.25 × 886.16
  4. Step 4: Simplify right side
    2,733.50x = 3,633,477.54
  5. Step 5: Solve for x
    x = 3,633,477.54/2,733.50
  6. Step 6: Final answer
    x = 1,329.24

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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.