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Finding the Fourth Proportional to 244,900.96, 367,325.52 and 78,676

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Solution

The fourth proportional to 244,900.96, 367,325.52 and 78,676 is: 118,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,900.96 : 367,325.52 = 78,676 : x
  2. Step 2: Convert to fraction form
    244,900.96/367,325.52 = 78,676/x
  3. Step 3: Cross multiply
    244,900.96x = 367,325.52 × 78,676
  4. Step 4: Simplify right side
    244,900.96x = 28,899,702,611.52
  5. Step 5: Solve for x
    x = 28,899,702,611.52/244,900.96
  6. Step 6: Final answer
    x = 118,005.67

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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.