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Finding the Fourth Proportional to 6,471.99, 8,932.09 and 3,601.01

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Solution

The fourth proportional to 6,471.99, 8,932.09 and 3,601.01 is: 4,969.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471.99 : 8,932.09 = 3,601.01 : x
  2. Step 2: Convert to fraction form
    6,471.99/8,932.09 = 3,601.01/x
  3. Step 3: Cross multiply
    6,471.99x = 8,932.09 × 3,601.01
  4. Step 4: Simplify right side
    6,471.99x = 32,164,545.41
  5. Step 5: Solve for x
    x = 32,164,545.41/6,471.99
  6. Step 6: Final answer
    x = 4,969.81

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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.