Home / 967,981.20-1,450,805.40-494,422.80

Finding the Fourth Proportional to 967,981.20, 1,450,805.40 and 494,422.80

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Solution

The fourth proportional to 967,981.20, 1,450,805.40 and 494,422.80 is: 741,038.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,981.20 : 1,450,805.40 = 494,422.80 : x
  2. Step 2: Convert to fraction form
    967,981.20/1,450,805.40 = 494,422.80/x
  3. Step 3: Cross multiply
    967,981.20x = 1,450,805.40 × 494,422.80
  4. Step 4: Simplify right side
    967,981.20x = 717,311,268,123.12
  5. Step 5: Solve for x
    x = 717,311,268,123.12/967,981.20
  6. Step 6: Final answer
    x = 741,038.43

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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.