Home / 1,012,836.80-1,519,255.20-264,882.80

Finding the Fourth Proportional to 1,012,836.80, 1,519,255.20 and 264,882.80

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Solution

The fourth proportional to 1,012,836.80, 1,519,255.20 and 264,882.80 is: 397,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,836.80 : 1,519,255.20 = 264,882.80 : x
  2. Step 2: Convert to fraction form
    1,012,836.80/1,519,255.20 = 264,882.80/x
  3. Step 3: Cross multiply
    1,012,836.80x = 1,519,255.20 × 264,882.80
  4. Step 4: Simplify right side
    1,012,836.80x = 402,424,571,290.56
  5. Step 5: Solve for x
    x = 402,424,571,290.56/1,012,836.80
  6. Step 6: Final answer
    x = 397,324.20

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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.