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Finding the Fourth Proportional to 333,945.38, 500,801.43 and 200,849.42

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Solution

The fourth proportional to 333,945.38, 500,801.43 and 200,849.42 is: 301,203.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,945.38 : 500,801.43 = 200,849.42 : x
  2. Step 2: Convert to fraction form
    333,945.38/500,801.43 = 200,849.42/x
  3. Step 3: Cross multiply
    333,945.38x = 500,801.43 × 200,849.42
  4. Step 4: Simplify right side
    333,945.38x = 100,585,678,755.86
  5. Step 5: Solve for x
    x = 100,585,678,755.86/333,945.38
  6. Step 6: Final answer
    x = 301,203.98

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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.