Home / 767,579.24-1,151,374.80-294,151.52

Finding the Fourth Proportional to 767,579.24, 1,151,374.80 and 294,151.52

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Solution

The fourth proportional to 767,579.24, 1,151,374.80 and 294,151.52 is: 441,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,579.24 : 1,151,374.80 = 294,151.52 : x
  2. Step 2: Convert to fraction form
    767,579.24/1,151,374.80 = 294,151.52/x
  3. Step 3: Cross multiply
    767,579.24x = 1,151,374.80 × 294,151.52
  4. Step 4: Simplify right side
    767,579.24x = 338,678,647,509.70
  5. Step 5: Solve for x
    x = 338,678,647,509.70/767,579.24
  6. Step 6: Final answer
    x = 441,229.56

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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.