Home / 828,793.55-1,143,052.75-488,933.75

Finding the Fourth Proportional to 828,793.55, 1,143,052.75 and 488,933.75

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Solution

The fourth proportional to 828,793.55, 1,143,052.75 and 488,933.75 is: 674,326.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,793.55 : 1,143,052.75 = 488,933.75 : x
  2. Step 2: Convert to fraction form
    828,793.55/1,143,052.75 = 488,933.75/x
  3. Step 3: Cross multiply
    828,793.55x = 1,143,052.75 × 488,933.75
  4. Step 4: Simplify right side
    828,793.55x = 558,877,067,505.31
  5. Step 5: Solve for x
    x = 558,877,067,505.31/828,793.55
  6. Step 6: Final answer
    x = 674,326.03

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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.