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Finding the Fourth Proportional to 362,249.80, 543,374.70 and 227,530.60

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Solution

The fourth proportional to 362,249.80, 543,374.70 and 227,530.60 is: 341,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,249.80 : 543,374.70 = 227,530.60 : x
  2. Step 2: Convert to fraction form
    362,249.80/543,374.70 = 227,530.60/x
  3. Step 3: Cross multiply
    362,249.80x = 543,374.70 × 227,530.60
  4. Step 4: Simplify right side
    362,249.80x = 123,634,371,515.82
  5. Step 5: Solve for x
    x = 123,634,371,515.82/362,249.80
  6. Step 6: Final answer
    x = 341,295.90

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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.