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Finding the Fourth Proportional to 294,861.56, 441,644.01 and 243,680.52

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Solution

The fourth proportional to 294,861.56, 441,644.01 and 243,680.52 is: 364,984.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,861.56 : 441,644.01 = 243,680.52 : x
  2. Step 2: Convert to fraction form
    294,861.56/441,644.01 = 243,680.52/x
  3. Step 3: Cross multiply
    294,861.56x = 441,644.01 × 243,680.52
  4. Step 4: Simplify right side
    294,861.56x = 107,620,042,011.69
  5. Step 5: Solve for x
    x = 107,620,042,011.69/294,861.56
  6. Step 6: Final answer
    x = 364,984.99

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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.