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Finding the Fourth Proportional to 237,596.39, 356,447.76 and 79,820.54

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Solution

The fourth proportional to 237,596.39, 356,447.76 and 79,820.54 is: 119,748.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,596.39 : 356,447.76 = 79,820.54 : x
  2. Step 2: Convert to fraction form
    237,596.39/356,447.76 = 79,820.54/x
  3. Step 3: Cross multiply
    237,596.39x = 356,447.76 × 79,820.54
  4. Step 4: Simplify right side
    237,596.39x = 28,451,850,902.75
  5. Step 5: Solve for x
    x = 28,451,850,902.75/237,596.39
  6. Step 6: Final answer
    x = 119,748.67

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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.