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Finding the Fourth Proportional to 263,065.35, 394,598.87 and 73,524.48

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Solution

The fourth proportional to 263,065.35, 394,598.87 and 73,524.48 is: 110,286.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,065.35 : 394,598.87 = 73,524.48 : x
  2. Step 2: Convert to fraction form
    263,065.35/394,598.87 = 73,524.48/x
  3. Step 3: Cross multiply
    263,065.35x = 394,598.87 × 73,524.48
  4. Step 4: Simplify right side
    263,065.35x = 29,012,676,725.34
  5. Step 5: Solve for x
    x = 29,012,676,725.34/263,065.35
  6. Step 6: Final answer
    x = 110,286.96

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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.