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Finding the Fourth Proportional to 267,999.41, 401,937.72 and 159,959.25

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Solution

The fourth proportional to 267,999.41, 401,937.72 and 159,959.25 is: 239,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,999.41 : 401,937.72 = 159,959.25 : x
  2. Step 2: Convert to fraction form
    267,999.41/401,937.72 = 159,959.25/x
  3. Step 3: Cross multiply
    267,999.41x = 401,937.72 × 159,959.25
  4. Step 4: Simplify right side
    267,999.41x = 64,293,656,237.91
  5. Step 5: Solve for x
    x = 64,293,656,237.91/267,999.41
  6. Step 6: Final answer
    x = 239,902.23

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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.