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Finding the Fourth Proportional to 8,879.37, 12,253.44 and 4,900.52

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Solution

The fourth proportional to 8,879.37, 12,253.44 and 4,900.52 is: 6,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.37 : 12,253.44 = 4,900.52 : x
  2. Step 2: Convert to fraction form
    8,879.37/12,253.44 = 4,900.52/x
  3. Step 3: Cross multiply
    8,879.37x = 12,253.44 × 4,900.52
  4. Step 4: Simplify right side
    8,879.37x = 60,048,166.52
  5. Step 5: Solve for x
    x = 60,048,166.52/8,879.37
  6. Step 6: Final answer
    x = 6,762.66

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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.