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Finding the Fourth Proportional to 332,906.84, 499,256.58 and 111,239

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Solution

The fourth proportional to 332,906.84, 499,256.58 and 111,239 is: 166,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,906.84 : 499,256.58 = 111,239 : x
  2. Step 2: Convert to fraction form
    332,906.84/499,256.58 = 111,239/x
  3. Step 3: Cross multiply
    332,906.84x = 499,256.58 × 111,239
  4. Step 4: Simplify right side
    332,906.84x = 55,536,802,702.62
  5. Step 5: Solve for x
    x = 55,536,802,702.62/332,906.84
  6. Step 6: Final answer
    x = 166,823.86

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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.