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Finding the Fourth Proportional to 300,804.06, 415,109.67 and 179,950.38

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Solution

The fourth proportional to 300,804.06, 415,109.67 and 179,950.38 is: 248,331.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,804.06 : 415,109.67 = 179,950.38 : x
  2. Step 2: Convert to fraction form
    300,804.06/415,109.67 = 179,950.38/x
  3. Step 3: Cross multiply
    300,804.06x = 415,109.67 × 179,950.38
  4. Step 4: Simplify right side
    300,804.06x = 74,699,142,858.17
  5. Step 5: Solve for x
    x = 74,699,142,858.17/300,804.06
  6. Step 6: Final answer
    x = 248,331.56

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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.