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Finding the Fourth Proportional to 238,299.34, 357,500.44 and 80,524.30

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Solution

The fourth proportional to 238,299.34, 357,500.44 and 80,524.30 is: 120,803.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,299.34 : 357,500.44 = 80,524.30 : x
  2. Step 2: Convert to fraction form
    238,299.34/357,500.44 = 80,524.30/x
  3. Step 3: Cross multiply
    238,299.34x = 357,500.44 × 80,524.30
  4. Step 4: Simplify right side
    238,299.34x = 28,787,472,680.69
  5. Step 5: Solve for x
    x = 28,787,472,680.69/238,299.34
  6. Step 6: Final answer
    x = 120,803.83

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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.