Home / 538,582.44-743,245.29-323,845.50

Finding the Fourth Proportional to 538,582.44, 743,245.29 and 323,845.50

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Solution

The fourth proportional to 538,582.44, 743,245.29 and 323,845.50 is: 446,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,582.44 : 743,245.29 = 323,845.50 : x
  2. Step 2: Convert to fraction form
    538,582.44/743,245.29 = 323,845.50/x
  3. Step 3: Cross multiply
    538,582.44x = 743,245.29 × 323,845.50
  4. Step 4: Simplify right side
    538,582.44x = 240,696,642,562.70
  5. Step 5: Solve for x
    x = 240,696,642,562.70/538,582.44
  6. Step 6: Final answer
    x = 446,907.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.