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Finding the Fourth Proportional to 5,873, 8,104.92 and 3,220.60

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Solution

The fourth proportional to 5,873, 8,104.92 and 3,220.60 is: 4,444.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873 : 8,104.92 = 3,220.60 : x
  2. Step 2: Convert to fraction form
    5,873/8,104.92 = 3,220.60/x
  3. Step 3: Cross multiply
    5,873x = 8,104.92 × 3,220.60
  4. Step 4: Simplify right side
    5,873x = 26,102,705.35
  5. Step 5: Solve for x
    x = 26,102,705.35/5,873
  6. Step 6: Final answer
    x = 4,444.53

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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.