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Finding the Fourth Proportional to 227,836.80, 341,755.20 and 164,851.20

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Solution

The fourth proportional to 227,836.80, 341,755.20 and 164,851.20 is: 247,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,836.80 : 341,755.20 = 164,851.20 : x
  2. Step 2: Convert to fraction form
    227,836.80/341,755.20 = 164,851.20/x
  3. Step 3: Cross multiply
    227,836.80x = 341,755.20 × 164,851.20
  4. Step 4: Simplify right side
    227,836.80x = 56,338,754,826.24
  5. Step 5: Solve for x
    x = 56,338,754,826.24/227,836.80
  6. Step 6: Final answer
    x = 247,276.80

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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.