Home / 996,443.20-1,494,810.60-322,409.80

Finding the Fourth Proportional to 996,443.20, 1,494,810.60 and 322,409.80

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Solution

The fourth proportional to 996,443.20, 1,494,810.60 and 322,409.80 is: 483,661.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,443.20 : 1,494,810.60 = 322,409.80 : x
  2. Step 2: Convert to fraction form
    996,443.20/1,494,810.60 = 322,409.80/x
  3. Step 3: Cross multiply
    996,443.20x = 1,494,810.60 × 322,409.80
  4. Step 4: Simplify right side
    996,443.20x = 481,941,586,583.88
  5. Step 5: Solve for x
    x = 481,941,586,583.88/996,443.20
  6. Step 6: Final answer
    x = 483,661.88

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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.