Home / 336,736.20-505,191.82-168,249.72

Finding the Fourth Proportional to 336,736.20, 505,191.82 and 168,249.72

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Solution

The fourth proportional to 336,736.20, 505,191.82 and 168,249.72 is: 252,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,736.20 : 505,191.82 = 168,249.72 : x
  2. Step 2: Convert to fraction form
    336,736.20/505,191.82 = 168,249.72/x
  3. Step 3: Cross multiply
    336,736.20x = 505,191.82 × 168,249.72
  4. Step 4: Simplify right side
    336,736.20x = 84,998,382,261.29
  5. Step 5: Solve for x
    x = 84,998,382,261.29/336,736.20
  6. Step 6: Final answer
    x = 252,418.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.