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Finding the Fourth Proportional to 5,503.40, 8,257.02 and 2,342.44

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Solution

The fourth proportional to 5,503.40, 8,257.02 and 2,342.44 is: 3,514.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.40 : 8,257.02 = 2,342.44 : x
  2. Step 2: Convert to fraction form
    5,503.40/8,257.02 = 2,342.44/x
  3. Step 3: Cross multiply
    5,503.40x = 8,257.02 × 2,342.44
  4. Step 4: Simplify right side
    5,503.40x = 19,341,573.93
  5. Step 5: Solve for x
    x = 19,341,573.93/5,503.40
  6. Step 6: Final answer
    x = 3,514.48

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Half scale
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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.