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Finding the Fourth Proportional to 294,599.89, 442,093.62 and 161,573.56

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Solution

The fourth proportional to 294,599.89, 442,093.62 and 161,573.56 is: 242,466.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,599.89 : 442,093.62 = 161,573.56 : x
  2. Step 2: Convert to fraction form
    294,599.89/442,093.62 = 161,573.56/x
  3. Step 3: Cross multiply
    294,599.89x = 442,093.62 × 161,573.56
  4. Step 4: Simplify right side
    294,599.89x = 71,430,640,036.69
  5. Step 5: Solve for x
    x = 71,430,640,036.69/294,599.89
  6. Step 6: Final answer
    x = 242,466.62

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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.