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Finding the Fourth Proportional to 267,552.74, 401,009.25 and 203,878.24

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Solution

The fourth proportional to 267,552.74, 401,009.25 and 203,878.24 is: 305,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,552.74 : 401,009.25 = 203,878.24 : x
  2. Step 2: Convert to fraction form
    267,552.74/401,009.25 = 203,878.24/x
  3. Step 3: Cross multiply
    267,552.74x = 401,009.25 × 203,878.24
  4. Step 4: Simplify right side
    267,552.74x = 81,757,060,113.72
  5. Step 5: Solve for x
    x = 81,757,060,113.72/267,552.74
  6. Step 6: Final answer
    x = 305,573.62

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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.