Home / 359,424.39-496,004.25-198,289.47

Finding the Fourth Proportional to 359,424.39, 496,004.25 and 198,289.47

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Solution

The fourth proportional to 359,424.39, 496,004.25 and 198,289.47 is: 273,638.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,424.39 : 496,004.25 = 198,289.47 : x
  2. Step 2: Convert to fraction form
    359,424.39/496,004.25 = 198,289.47/x
  3. Step 3: Cross multiply
    359,424.39x = 496,004.25 × 198,289.47
  4. Step 4: Simplify right side
    359,424.39x = 98,352,419,850.25
  5. Step 5: Solve for x
    x = 98,352,419,850.25/359,424.39
  6. Step 6: Final answer
    x = 273,638.69

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1.5x scale

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.