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Finding the Fourth Proportional to 304,093.44, 419,636.70 and 176,759.01

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Solution

The fourth proportional to 304,093.44, 419,636.70 and 176,759.01 is: 243,920.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,093.44 : 419,636.70 = 176,759.01 : x
  2. Step 2: Convert to fraction form
    304,093.44/419,636.70 = 176,759.01/x
  3. Step 3: Cross multiply
    304,093.44x = 419,636.70 × 176,759.01
  4. Step 4: Simplify right side
    304,093.44x = 74,174,567,651.67
  5. Step 5: Solve for x
    x = 74,174,567,651.67/304,093.44
  6. Step 6: Final answer
    x = 243,920.31

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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.