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Finding the Fourth Proportional to 341,969.94, 512,954.82 and 92,651.94

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Solution

The fourth proportional to 341,969.94, 512,954.82 and 92,651.94 is: 138,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,969.94 : 512,954.82 = 92,651.94 : x
  2. Step 2: Convert to fraction form
    341,969.94/512,954.82 = 92,651.94/x
  3. Step 3: Cross multiply
    341,969.94x = 512,954.82 × 92,651.94
  4. Step 4: Simplify right side
    341,969.94x = 47,526,259,205.35
  5. Step 5: Solve for x
    x = 47,526,259,205.35/341,969.94
  6. Step 6: Final answer
    x = 138,977.89

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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.