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Finding the Fourth Proportional to 332,833.60, 459,256.64 and 189,596.40

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Solution

The fourth proportional to 332,833.60, 459,256.64 and 189,596.40 is: 261,612.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,833.60 : 459,256.64 = 189,596.40 : x
  2. Step 2: Convert to fraction form
    332,833.60/459,256.64 = 189,596.40/x
  3. Step 3: Cross multiply
    332,833.60x = 459,256.64 × 189,596.40
  4. Step 4: Simplify right side
    332,833.60x = 87,073,405,620.10
  5. Step 5: Solve for x
    x = 87,073,405,620.10/332,833.60
  6. Step 6: Final answer
    x = 261,612.43

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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.