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Finding the Fourth Proportional to 332,825.56, 459,245.64 and 189,588.40

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Solution

The fourth proportional to 332,825.56, 459,245.64 and 189,588.40 is: 261,601.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,825.56 : 459,245.64 = 189,588.40 : x
  2. Step 2: Convert to fraction form
    332,825.56/459,245.64 = 189,588.40/x
  3. Step 3: Cross multiply
    332,825.56x = 459,245.64 × 189,588.40
  4. Step 4: Simplify right side
    332,825.56x = 87,067,646,094.58
  5. Step 5: Solve for x
    x = 87,067,646,094.58/332,825.56
  6. Step 6: Final answer
    x = 261,601.44

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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.