Home / 359,536.35-496,145.66-198,389.30

Finding the Fourth Proportional to 359,536.35, 496,145.66 and 198,389.30

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Solution

The fourth proportional to 359,536.35, 496,145.66 and 198,389.30 is: 273,769.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,536.35 : 496,145.66 = 198,389.30 : x
  2. Step 2: Convert to fraction form
    359,536.35/496,145.66 = 198,389.30/x
  3. Step 3: Cross multiply
    359,536.35x = 496,145.66 × 198,389.30
  4. Step 4: Simplify right side
    359,536.35x = 98,429,989,193.49
  5. Step 5: Solve for x
    x = 98,429,989,193.49/359,536.35
  6. Step 6: Final answer
    x = 273,769.23

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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.