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Finding the Fourth Proportional to 332,846.72, 459,216.32 and 189,505.34

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Solution

The fourth proportional to 332,846.72, 459,216.32 and 189,505.34 is: 261,453.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,846.72 : 459,216.32 = 189,505.34 : x
  2. Step 2: Convert to fraction form
    332,846.72/459,216.32 = 189,505.34/x
  3. Step 3: Cross multiply
    332,846.72x = 459,216.32 × 189,505.34
  4. Step 4: Simplify right side
    332,846.72x = 87,023,944,855.15
  5. Step 5: Solve for x
    x = 87,023,944,855.15/332,846.72
  6. Step 6: Final answer
    x = 261,453.51

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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.