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Finding the Fourth Proportional to 266,040.12, 367,195.50 and 181,191

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Solution

The fourth proportional to 266,040.12, 367,195.50 and 181,191 is: 250,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,040.12 : 367,195.50 = 181,191 : x
  2. Step 2: Convert to fraction form
    266,040.12/367,195.50 = 181,191/x
  3. Step 3: Cross multiply
    266,040.12x = 367,195.50 × 181,191
  4. Step 4: Simplify right side
    266,040.12x = 66,532,519,840.50
  5. Step 5: Solve for x
    x = 66,532,519,840.50/266,040.12
  6. Step 6: Final answer
    x = 250,084.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.