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Finding the Fourth Proportional to 294,771.55, 441,774.60 and 136,663.60

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Solution

The fourth proportional to 294,771.55, 441,774.60 and 136,663.60 is: 204,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,771.55 : 441,774.60 = 136,663.60 : x
  2. Step 2: Convert to fraction form
    294,771.55/441,774.60 = 136,663.60/x
  3. Step 3: Cross multiply
    294,771.55x = 441,774.60 × 136,663.60
  4. Step 4: Simplify right side
    294,771.55x = 60,374,507,224.56
  5. Step 5: Solve for x
    x = 60,374,507,224.56/294,771.55
  6. Step 6: Final answer
    x = 204,817.96

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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.