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Finding the Fourth Proportional to 244,389.40, 366,584.10 and 214,840.60

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Solution

The fourth proportional to 244,389.40, 366,584.10 and 214,840.60 is: 322,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,389.40 : 366,584.10 = 214,840.60 : x
  2. Step 2: Convert to fraction form
    244,389.40/366,584.10 = 214,840.60/x
  3. Step 3: Cross multiply
    244,389.40x = 366,584.10 × 214,840.60
  4. Step 4: Simplify right side
    244,389.40x = 78,757,147,994.46
  5. Step 5: Solve for x
    x = 78,757,147,994.46/244,389.40
  6. Step 6: Final answer
    x = 322,260.90

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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.