Home / 367,149.24-505,721.88-259,534.20

Finding the Fourth Proportional to 367,149.24, 505,721.88 and 259,534.20

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Solution

The fourth proportional to 367,149.24, 505,721.88 and 259,534.20 is: 357,489.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,149.24 : 505,721.88 = 259,534.20 : x
  2. Step 2: Convert to fraction form
    367,149.24/505,721.88 = 259,534.20/x
  3. Step 3: Cross multiply
    367,149.24x = 505,721.88 × 259,534.20
  4. Step 4: Simplify right side
    367,149.24x = 131,252,123,548.30
  5. Step 5: Solve for x
    x = 131,252,123,548.30/367,149.24
  6. Step 6: Final answer
    x = 357,489.84

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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.