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Finding the Fourth Proportional to 5,845.36, 8,768.34 and 4,544.20

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Solution

The fourth proportional to 5,845.36, 8,768.34 and 4,544.20 is: 6,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.36 : 8,768.34 = 4,544.20 : x
  2. Step 2: Convert to fraction form
    5,845.36/8,768.34 = 4,544.20/x
  3. Step 3: Cross multiply
    5,845.36x = 8,768.34 × 4,544.20
  4. Step 4: Simplify right side
    5,845.36x = 39,845,090.63
  5. Step 5: Solve for x
    x = 39,845,090.63/5,845.36
  6. Step 6: Final answer
    x = 6,816.53

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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.