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Finding the Fourth Proportional to 436,095.30, 601,791.75 and 254,823.78

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Solution

The fourth proportional to 436,095.30, 601,791.75 and 254,823.78 is: 351,645.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,095.30 : 601,791.75 = 254,823.78 : x
  2. Step 2: Convert to fraction form
    436,095.30/601,791.75 = 254,823.78/x
  3. Step 3: Cross multiply
    436,095.30x = 601,791.75 × 254,823.78
  4. Step 4: Simplify right side
    436,095.30x = 153,350,848,507.82
  5. Step 5: Solve for x
    x = 153,350,848,507.82/436,095.30
  6. Step 6: Final answer
    x = 351,645.27

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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.