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Finding the Fourth Proportional to 359,578.42, 496,230.13 and 196,243.86

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Solution

The fourth proportional to 359,578.42, 496,230.13 and 196,243.86 is: 270,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,578.42 : 496,230.13 = 196,243.86 : x
  2. Step 2: Convert to fraction form
    359,578.42/496,230.13 = 196,243.86/x
  3. Step 3: Cross multiply
    359,578.42x = 496,230.13 × 196,243.86
  4. Step 4: Simplify right side
    359,578.42x = 97,382,115,668.89
  5. Step 5: Solve for x
    x = 97,382,115,668.89/359,578.42
  6. Step 6: Final answer
    x = 270,823.03

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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.