Home / 263,524.32-395,680.11-259,587.72

Finding the Fourth Proportional to 263,524.32, 395,680.11 and 259,587.72

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Solution

The fourth proportional to 263,524.32, 395,680.11 and 259,587.72 is: 389,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,524.32 : 395,680.11 = 259,587.72 : x
  2. Step 2: Convert to fraction form
    263,524.32/395,680.11 = 259,587.72/x
  3. Step 3: Cross multiply
    263,524.32x = 395,680.11 × 259,587.72
  4. Step 4: Simplify right side
    263,524.32x = 102,713,697,604.25
  5. Step 5: Solve for x
    x = 102,713,697,604.25/263,524.32
  6. Step 6: Final answer
    x = 389,769.33

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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.