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Finding the Fourth Proportional to 327,891.08, 452,490.71 and 190,096.86

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Solution

The fourth proportional to 327,891.08, 452,490.71 and 190,096.86 is: 262,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,891.08 : 452,490.71 = 190,096.86 : x
  2. Step 2: Convert to fraction form
    327,891.08/452,490.71 = 190,096.86/x
  3. Step 3: Cross multiply
    327,891.08x = 452,490.71 × 190,096.86
  4. Step 4: Simplify right side
    327,891.08x = 86,017,062,199.69
  5. Step 5: Solve for x
    x = 86,017,062,199.69/327,891.08
  6. Step 6: Final answer
    x = 262,334.26

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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.