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Finding the Fourth Proportional to 8,281.99, 12,372.61 and 5,923.27

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Solution

The fourth proportional to 8,281.99, 12,372.61 and 5,923.27 is: 8,848.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.99 : 12,372.61 = 5,923.27 : x
  2. Step 2: Convert to fraction form
    8,281.99/12,372.61 = 5,923.27/x
  3. Step 3: Cross multiply
    8,281.99x = 12,372.61 × 5,923.27
  4. Step 4: Simplify right side
    8,281.99x = 73,286,232.96
  5. Step 5: Solve for x
    x = 73,286,232.96/8,281.99
  6. Step 6: Final answer
    x = 8,848.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.