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Finding the Fourth Proportional to 263,524.67, 395,680.66 and 259,588.07

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Solution

The fourth proportional to 263,524.67, 395,680.66 and 259,588.07 is: 389,769.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,524.67 : 395,680.66 = 259,588.07 : x
  2. Step 2: Convert to fraction form
    263,524.67/395,680.66 = 259,588.07/x
  3. Step 3: Cross multiply
    263,524.67x = 395,680.66 × 259,588.07
  4. Step 4: Simplify right side
    263,524.67x = 102,713,976,238.35
  5. Step 5: Solve for x
    x = 102,713,976,238.35/263,524.67
  6. Step 6: Final answer
    x = 389,769.88

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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.