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Finding the Fourth Proportional to 244,211.70, 366,426.90 and 111,023.40

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Solution

The fourth proportional to 244,211.70, 366,426.90 and 111,023.40 is: 166,584.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,211.70 : 366,426.90 = 111,023.40 : x
  2. Step 2: Convert to fraction form
    244,211.70/366,426.90 = 111,023.40/x
  3. Step 3: Cross multiply
    244,211.70x = 366,426.90 × 111,023.40
  4. Step 4: Simplify right side
    244,211.70x = 40,681,960,289.46
  5. Step 5: Solve for x
    x = 40,681,960,289.46/244,211.70
  6. Step 6: Final answer
    x = 166,584.81

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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.