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Finding the Fourth Proportional to 6,358.37, 9,529.31 and 5,486.33

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Solution

The fourth proportional to 6,358.37, 9,529.31 and 5,486.33 is: 8,222.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358.37 : 9,529.31 = 5,486.33 : x
  2. Step 2: Convert to fraction form
    6,358.37/9,529.31 = 5,486.33/x
  3. Step 3: Cross multiply
    6,358.37x = 9,529.31 × 5,486.33
  4. Step 4: Simplify right side
    6,358.37x = 52,280,976.87
  5. Step 5: Solve for x
    x = 52,280,976.87/6,358.37
  6. Step 6: Final answer
    x = 8,222.39

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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.