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Finding the Fourth Proportional to 332,685, 459,104.76 and 189,445.08

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Solution

The fourth proportional to 332,685, 459,104.76 and 189,445.08 is: 261,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,685 : 459,104.76 = 189,445.08 : x
  2. Step 2: Convert to fraction form
    332,685/459,104.76 = 189,445.08/x
  3. Step 3: Cross multiply
    332,685x = 459,104.76 × 189,445.08
  4. Step 4: Simplify right side
    332,685x = 86,975,137,986.58
  5. Step 5: Solve for x
    x = 86,975,137,986.58/332,685
  6. Step 6: Final answer
    x = 261,433.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.