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Finding the Fourth Proportional to 244,851.30, 366,839.55 and 209,859.30

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Solution

The fourth proportional to 244,851.30, 366,839.55 and 209,859.30 is: 314,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,851.30 : 366,839.55 = 209,859.30 : x
  2. Step 2: Convert to fraction form
    244,851.30/366,839.55 = 209,859.30/x
  3. Step 3: Cross multiply
    244,851.30x = 366,839.55 × 209,859.30
  4. Step 4: Simplify right side
    244,851.30x = 76,984,691,175.32
  5. Step 5: Solve for x
    x = 76,984,691,175.32/244,851.30
  6. Step 6: Final answer
    x = 314,414.06

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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.