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Finding the Fourth Proportional to 359,738.97, 496,443.81 and 198,594.12

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Solution

The fourth proportional to 359,738.97, 496,443.81 and 198,594.12 is: 274,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,738.97 : 496,443.81 = 198,594.12 : x
  2. Step 2: Convert to fraction form
    359,738.97/496,443.81 = 198,594.12/x
  3. Step 3: Cross multiply
    359,738.97x = 496,443.81 × 198,594.12
  4. Step 4: Simplify right side
    359,738.97x = 98,590,821,576.40
  5. Step 5: Solve for x
    x = 98,590,821,576.40/359,738.97
  6. Step 6: Final answer
    x = 274,062.11

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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.