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Finding the Fourth Proportional to 244,317.70, 367,460.70 and 218,729.80

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Solution

The fourth proportional to 244,317.70, 367,460.70 and 218,729.80 is: 328,975.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,317.70 : 367,460.70 = 218,729.80 : x
  2. Step 2: Convert to fraction form
    244,317.70/367,460.70 = 218,729.80/x
  3. Step 3: Cross multiply
    244,317.70x = 367,460.70 × 218,729.80
  4. Step 4: Simplify right side
    244,317.70x = 80,374,605,418.86
  5. Step 5: Solve for x
    x = 80,374,605,418.86/244,317.70
  6. Step 6: Final answer
    x = 328,975.78

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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.