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Finding the Fourth Proportional to 275,312.57, 412,804.83 and 95,338.88

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Solution

The fourth proportional to 275,312.57, 412,804.83 and 95,338.88 is: 142,951.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,312.57 : 412,804.83 = 95,338.88 : x
  2. Step 2: Convert to fraction form
    275,312.57/412,804.83 = 95,338.88/x
  3. Step 3: Cross multiply
    275,312.57x = 412,804.83 × 95,338.88
  4. Step 4: Simplify right side
    275,312.57x = 39,356,348,086.77
  5. Step 5: Solve for x
    x = 39,356,348,086.77/275,312.57
  6. Step 6: Final answer
    x = 142,951.51

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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.