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Finding the Fourth Proportional to 266,185.99, 367,334.79 and 145,327.27

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Solution

The fourth proportional to 266,185.99, 367,334.79 and 145,327.27 is: 200,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,185.99 : 367,334.79 = 145,327.27 : x
  2. Step 2: Convert to fraction form
    266,185.99/367,334.79 = 145,327.27/x
  3. Step 3: Cross multiply
    266,185.99x = 367,334.79 × 145,327.27
  4. Step 4: Simplify right side
    266,185.99x = 53,383,760,743.41
  5. Step 5: Solve for x
    x = 53,383,760,743.41/266,185.99
  6. Step 6: Final answer
    x = 200,550.60

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1.5x scale

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.