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Finding the Fourth Proportional to 332,959.91, 459,372.24 and 189,618.46

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Solution

The fourth proportional to 332,959.91, 459,372.24 and 189,618.46 is: 261,609.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,959.91 : 459,372.24 = 189,618.46 : x
  2. Step 2: Convert to fraction form
    332,959.91/459,372.24 = 189,618.46/x
  3. Step 3: Cross multiply
    332,959.91x = 459,372.24 × 189,618.46
  4. Step 4: Simplify right side
    332,959.91x = 87,105,457,526.79
  5. Step 5: Solve for x
    x = 87,105,457,526.79/332,959.91
  6. Step 6: Final answer
    x = 261,609.45

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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.