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Finding the Fourth Proportional to 367,259.87, 506,687.31 and 231,302.27

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Solution

The fourth proportional to 367,259.87, 506,687.31 and 231,302.27 is: 319,114.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,259.87 : 506,687.31 = 231,302.27 : x
  2. Step 2: Convert to fraction form
    367,259.87/506,687.31 = 231,302.27/x
  3. Step 3: Cross multiply
    367,259.87x = 506,687.31 × 231,302.27
  4. Step 4: Simplify right side
    367,259.87x = 117,197,926,249.91
  5. Step 5: Solve for x
    x = 117,197,926,249.91/367,259.87
  6. Step 6: Final answer
    x = 319,114.43

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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.