Home / 447,515.06-671,268.96-296,388.56

Finding the Fourth Proportional to 447,515.06, 671,268.96 and 296,388.56

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Solution

The fourth proportional to 447,515.06, 671,268.96 and 296,388.56 is: 444,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,515.06 : 671,268.96 = 296,388.56 : x
  2. Step 2: Convert to fraction form
    447,515.06/671,268.96 = 296,388.56/x
  3. Step 3: Cross multiply
    447,515.06x = 671,268.96 × 296,388.56
  4. Step 4: Simplify right side
    447,515.06x = 198,956,442,105.27
  5. Step 5: Solve for x
    x = 198,956,442,105.27/447,515.06
  6. Step 6: Final answer
    x = 444,580.44

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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.