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Finding the Fourth Proportional to 332,769.06, 459,211.05 and 189,549.54

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Solution

The fourth proportional to 332,769.06, 459,211.05 and 189,549.54 is: 261,572.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,769.06 : 459,211.05 = 189,549.54 : x
  2. Step 2: Convert to fraction form
    332,769.06/459,211.05 = 189,549.54/x
  3. Step 3: Cross multiply
    332,769.06x = 459,211.05 × 189,549.54
  4. Step 4: Simplify right side
    332,769.06x = 87,043,243,290.42
  5. Step 5: Solve for x
    x = 87,043,243,290.42/332,769.06
  6. Step 6: Final answer
    x = 261,572.53

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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.