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Finding the Fourth Proportional to 344,615.70, 475,591.42 and 193,722.42

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Solution

The fourth proportional to 344,615.70, 475,591.42 and 193,722.42 is: 267,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,615.70 : 475,591.42 = 193,722.42 : x
  2. Step 2: Convert to fraction form
    344,615.70/475,591.42 = 193,722.42/x
  3. Step 3: Cross multiply
    344,615.70x = 475,591.42 × 193,722.42
  4. Step 4: Simplify right side
    344,615.70x = 92,132,720,813.64
  5. Step 5: Solve for x
    x = 92,132,720,813.64/344,615.70
  6. Step 6: Final answer
    x = 267,349.17

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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.