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Finding the Fourth Proportional to 344,888.28, 475,890.96 and 193,956.12

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Solution

The fourth proportional to 344,888.28, 475,890.96 and 193,956.12 is: 267,628.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,888.28 : 475,890.96 = 193,956.12 : x
  2. Step 2: Convert to fraction form
    344,888.28/475,890.96 = 193,956.12/x
  3. Step 3: Cross multiply
    344,888.28x = 475,890.96 × 193,956.12
  4. Step 4: Simplify right side
    344,888.28x = 92,301,964,144.68
  5. Step 5: Solve for x
    x = 92,301,964,144.68/344,888.28
  6. Step 6: Final answer
    x = 267,628.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.