Home / 332,734.18-459,120.09-189,496.90

Finding the Fourth Proportional to 332,734.18, 459,120.09 and 189,496.90

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Solution

The fourth proportional to 332,734.18, 459,120.09 and 189,496.90 is: 261,475.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,734.18 : 459,120.09 = 189,496.90 : x
  2. Step 2: Convert to fraction form
    332,734.18/459,120.09 = 189,496.90/x
  3. Step 3: Cross multiply
    332,734.18x = 459,120.09 × 189,496.90
  4. Step 4: Simplify right side
    332,734.18x = 87,001,833,782.72
  5. Step 5: Solve for x
    x = 87,001,833,782.72/332,734.18
  6. Step 6: Final answer
    x = 261,475.49

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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.