Home / 500,926.82-691,277.24-271,489.69

Finding the Fourth Proportional to 500,926.82, 691,277.24 and 271,489.69

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Solution

The fourth proportional to 500,926.82, 691,277.24 and 271,489.69 is: 374,654.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,926.82 : 691,277.24 = 271,489.69 : x
  2. Step 2: Convert to fraction form
    500,926.82/691,277.24 = 271,489.69/x
  3. Step 3: Cross multiply
    500,926.82x = 691,277.24 × 271,489.69
  4. Step 4: Simplify right side
    500,926.82x = 187,674,643,591.66
  5. Step 5: Solve for x
    x = 187,674,643,591.66/500,926.82
  6. Step 6: Final answer
    x = 374,654.81

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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.