Home / 481,579.86-722,417.49-178,053.60

Finding the Fourth Proportional to 481,579.86, 722,417.49 and 178,053.60

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Solution

The fourth proportional to 481,579.86, 722,417.49 and 178,053.60 is: 267,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,579.86 : 722,417.49 = 178,053.60 : x
  2. Step 2: Convert to fraction form
    481,579.86/722,417.49 = 178,053.60/x
  3. Step 3: Cross multiply
    481,579.86x = 722,417.49 × 178,053.60
  4. Step 4: Simplify right side
    481,579.86x = 128,629,034,797.46
  5. Step 5: Solve for x
    x = 128,629,034,797.46/481,579.86
  6. Step 6: Final answer
    x = 267,098.04

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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.