Home / 500,982.36-691,358.22-271,539.96

Finding the Fourth Proportional to 500,982.36, 691,358.22 and 271,539.96

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Solution

The fourth proportional to 500,982.36, 691,358.22 and 271,539.96 is: 374,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,982.36 : 691,358.22 = 271,539.96 : x
  2. Step 2: Convert to fraction form
    500,982.36/691,358.22 = 271,539.96/x
  3. Step 3: Cross multiply
    500,982.36x = 691,358.22 × 271,539.96
  4. Step 4: Simplify right side
    500,982.36x = 187,731,383,404.47
  5. Step 5: Solve for x
    x = 187,731,383,404.47/500,982.36
  6. Step 6: Final answer
    x = 374,726.53

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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.