Home / 683,273.20-1,024,045.80-261,986.80

Finding the Fourth Proportional to 683,273.20, 1,024,045.80 and 261,986.80

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Solution

The fourth proportional to 683,273.20, 1,024,045.80 and 261,986.80 is: 392,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,273.20 : 1,024,045.80 = 261,986.80 : x
  2. Step 2: Convert to fraction form
    683,273.20/1,024,045.80 = 261,986.80/x
  3. Step 3: Cross multiply
    683,273.20x = 1,024,045.80 × 261,986.80
  4. Step 4: Simplify right side
    683,273.20x = 268,286,482,195.44
  5. Step 5: Solve for x
    x = 268,286,482,195.44/683,273.20
  6. Step 6: Final answer
    x = 392,648.92

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1.5x scale

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.