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Finding the Fourth Proportional to 304,293.33, 419,783.31 and 196,898.04

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Solution

The fourth proportional to 304,293.33, 419,783.31 and 196,898.04 is: 271,627.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,293.33 : 419,783.31 = 196,898.04 : x
  2. Step 2: Convert to fraction form
    304,293.33/419,783.31 = 196,898.04/x
  3. Step 3: Cross multiply
    304,293.33x = 419,783.31 × 196,898.04
  4. Step 4: Simplify right side
    304,293.33x = 82,654,510,963.71
  5. Step 5: Solve for x
    x = 82,654,510,963.71/304,293.33
  6. Step 6: Final answer
    x = 271,627.74

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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.