Home / 359,727.03-496,410.29-198,578.62

Finding the Fourth Proportional to 359,727.03, 496,410.29 and 198,578.62

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Solution

The fourth proportional to 359,727.03, 496,410.29 and 198,578.62 is: 274,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,727.03 : 496,410.29 = 198,578.62 : x
  2. Step 2: Convert to fraction form
    359,727.03/496,410.29 = 198,578.62/x
  3. Step 3: Cross multiply
    359,727.03x = 496,410.29 × 198,578.62
  4. Step 4: Simplify right side
    359,727.03x = 98,576,469,597.42
  5. Step 5: Solve for x
    x = 98,576,469,597.42/359,727.03
  6. Step 6: Final answer
    x = 274,031.31

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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.