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Finding the Fourth Proportional to 332,217.40, 498,228.90 and 118,960.60

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Solution

The fourth proportional to 332,217.40, 498,228.90 and 118,960.60 is: 178,406.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,217.40 : 498,228.90 = 118,960.60 : x
  2. Step 2: Convert to fraction form
    332,217.40/498,228.90 = 118,960.60/x
  3. Step 3: Cross multiply
    332,217.40x = 498,228.90 × 118,960.60
  4. Step 4: Simplify right side
    332,217.40x = 59,269,608,881.34
  5. Step 5: Solve for x
    x = 59,269,608,881.34/332,217.40
  6. Step 6: Final answer
    x = 178,406.09

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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.