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Finding the Fourth Proportional to 266,167.80, 399,052.02 and 160,965.24

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Solution

The fourth proportional to 266,167.80, 399,052.02 and 160,965.24 is: 241,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,167.80 : 399,052.02 = 160,965.24 : x
  2. Step 2: Convert to fraction form
    266,167.80/399,052.02 = 160,965.24/x
  3. Step 3: Cross multiply
    266,167.80x = 399,052.02 × 160,965.24
  4. Step 4: Simplify right side
    266,167.80x = 64,233,504,171.78
  5. Step 5: Solve for x
    x = 64,233,504,171.78/266,167.80
  6. Step 6: Final answer
    x = 241,327.10

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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.