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Finding the Fourth Proportional to 341,299.44, 511,914.60 and 92,006.64

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Solution

The fourth proportional to 341,299.44, 511,914.60 and 92,006.64 is: 138,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,299.44 : 511,914.60 = 92,006.64 : x
  2. Step 2: Convert to fraction form
    341,299.44/511,914.60 = 92,006.64/x
  3. Step 3: Cross multiply
    341,299.44x = 511,914.60 × 92,006.64
  4. Step 4: Simplify right side
    341,299.44x = 47,099,542,312.94
  5. Step 5: Solve for x
    x = 47,099,542,312.94/341,299.44
  6. Step 6: Final answer
    x = 138,000.64

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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.