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Finding the Fourth Proportional to 308,804.93, 463,244.75 and 109,084.44

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Solution

The fourth proportional to 308,804.93, 463,244.75 and 109,084.44 is: 163,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,804.93 : 463,244.75 = 109,084.44 : x
  2. Step 2: Convert to fraction form
    308,804.93/463,244.75 = 109,084.44/x
  3. Step 3: Cross multiply
    308,804.93x = 463,244.75 × 109,084.44
  4. Step 4: Simplify right side
    308,804.93x = 50,532,794,136.69
  5. Step 5: Solve for x
    x = 50,532,794,136.69/308,804.93
  6. Step 6: Final answer
    x = 163,639.86

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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.