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Finding the Fourth Proportional to 266,399.26, 367,630.96 and 147,167.26

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Solution

The fourth proportional to 266,399.26, 367,630.96 and 147,167.26 is: 203,090.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,399.26 : 367,630.96 = 147,167.26 : x
  2. Step 2: Convert to fraction form
    266,399.26/367,630.96 = 147,167.26/x
  3. Step 3: Cross multiply
    266,399.26x = 367,630.96 × 147,167.26
  4. Step 4: Simplify right side
    266,399.26x = 54,103,241,074.37
  5. Step 5: Solve for x
    x = 54,103,241,074.37/266,399.26
  6. Step 6: Final answer
    x = 203,090.81

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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.