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Finding the Fourth Proportional to 332,959.32, 459,371.42 and 189,617.87

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Solution

The fourth proportional to 332,959.32, 459,371.42 and 189,617.87 is: 261,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,959.32 : 459,371.42 = 189,617.87 : x
  2. Step 2: Convert to fraction form
    332,959.32/459,371.42 = 189,617.87/x
  3. Step 3: Cross multiply
    332,959.32x = 459,371.42 × 189,617.87
  4. Step 4: Simplify right side
    332,959.32x = 87,105,029,862.08
  5. Step 5: Solve for x
    x = 87,105,029,862.08/332,959.32
  6. Step 6: Final answer
    x = 261,608.63

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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.