Home / 754,576.20-1,131,741.25-221,972.65

Finding the Fourth Proportional to 754,576.20, 1,131,741.25 and 221,972.65

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Solution

The fourth proportional to 754,576.20, 1,131,741.25 and 221,972.65 is: 332,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,576.20 : 1,131,741.25 = 221,972.65 : x
  2. Step 2: Convert to fraction form
    754,576.20/1,131,741.25 = 221,972.65/x
  3. Step 3: Cross multiply
    754,576.20x = 1,131,741.25 × 221,972.65
  4. Step 4: Simplify right side
    754,576.20x = 251,215,600,992.53
  5. Step 5: Solve for x
    x = 251,215,600,992.53/754,576.20
  6. Step 6: Final answer
    x = 332,922.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.