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Finding the Fourth Proportional to 332,960, 499,440.48 and 135,968

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Solution

The fourth proportional to 332,960, 499,440.48 and 135,968 is: 203,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,960 : 499,440.48 = 135,968 : x
  2. Step 2: Convert to fraction form
    332,960/499,440.48 = 135,968/x
  3. Step 3: Cross multiply
    332,960x = 499,440.48 × 135,968
  4. Step 4: Simplify right side
    332,960x = 67,907,923,184.64
  5. Step 5: Solve for x
    x = 67,907,923,184.64/332,960
  6. Step 6: Final answer
    x = 203,952.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.