Home / 382,097.20-573,145.80-329,609.20

Finding the Fourth Proportional to 382,097.20, 573,145.80 and 329,609.20

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Solution

The fourth proportional to 382,097.20, 573,145.80 and 329,609.20 is: 494,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,097.20 : 573,145.80 = 329,609.20 : x
  2. Step 2: Convert to fraction form
    382,097.20/573,145.80 = 329,609.20/x
  3. Step 3: Cross multiply
    382,097.20x = 573,145.80 × 329,609.20
  4. Step 4: Simplify right side
    382,097.20x = 188,914,128,621.36
  5. Step 5: Solve for x
    x = 188,914,128,621.36/382,097.20
  6. Step 6: Final answer
    x = 494,413.80

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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.