Home / 331,786.60-457,872.38-186,595.16

Finding the Fourth Proportional to 331,786.60, 457,872.38 and 186,595.16

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Solution

The fourth proportional to 331,786.60, 457,872.38 and 186,595.16 is: 257,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,786.60 : 457,872.38 = 186,595.16 : x
  2. Step 2: Convert to fraction form
    331,786.60/457,872.38 = 186,595.16/x
  3. Step 3: Cross multiply
    331,786.60x = 457,872.38 × 186,595.16
  4. Step 4: Simplify right side
    331,786.60x = 85,436,770,005.68
  5. Step 5: Solve for x
    x = 85,436,770,005.68/331,786.60
  6. Step 6: Final answer
    x = 257,505.19

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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.