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Finding the Fourth Proportional to 8,852.76, 12,212.93 and 5,446.73

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Solution

The fourth proportional to 8,852.76, 12,212.93 and 5,446.73 is: 7,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.76 : 12,212.93 = 5,446.73 : x
  2. Step 2: Convert to fraction form
    8,852.76/12,212.93 = 5,446.73/x
  3. Step 3: Cross multiply
    8,852.76x = 12,212.93 × 5,446.73
  4. Step 4: Simplify right side
    8,852.76x = 66,520,576.37
  5. Step 5: Solve for x
    x = 66,520,576.37/8,852.76
  6. Step 6: Final answer
    x = 7,514.11

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Half scale
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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.