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Finding the Fourth Proportional to 358,377.66, 494,550.68 and 197,232.62

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Solution

The fourth proportional to 358,377.66, 494,550.68 and 197,232.62 is: 272,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,377.66 : 494,550.68 = 197,232.62 : x
  2. Step 2: Convert to fraction form
    358,377.66/494,550.68 = 197,232.62/x
  3. Step 3: Cross multiply
    358,377.66x = 494,550.68 × 197,232.62
  4. Step 4: Simplify right side
    358,377.66x = 97,541,522,880.27
  5. Step 5: Solve for x
    x = 97,541,522,880.27/358,377.66
  6. Step 6: Final answer
    x = 272,175.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.