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Finding the Fourth Proportional to 244,429.40, 366,972.15 and 156,074.60

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Solution

The fourth proportional to 244,429.40, 366,972.15 and 156,074.60 is: 234,321.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,429.40 : 366,972.15 = 156,074.60 : x
  2. Step 2: Convert to fraction form
    244,429.40/366,972.15 = 156,074.60/x
  3. Step 3: Cross multiply
    244,429.40x = 366,972.15 × 156,074.60
  4. Step 4: Simplify right side
    244,429.40x = 57,275,031,522.39
  5. Step 5: Solve for x
    x = 57,275,031,522.39/244,429.40
  6. Step 6: Final answer
    x = 234,321.37

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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.