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Finding the Fourth Proportional to 359,763.26, 539,550.80 and 106,975.66

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Solution

The fourth proportional to 359,763.26, 539,550.80 and 106,975.66 is: 160,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,763.26 : 539,550.80 = 106,975.66 : x
  2. Step 2: Convert to fraction form
    359,763.26/539,550.80 = 106,975.66/x
  3. Step 3: Cross multiply
    359,763.26x = 539,550.80 × 106,975.66
  4. Step 4: Simplify right side
    359,763.26x = 57,718,802,933.53
  5. Step 5: Solve for x
    x = 57,718,802,933.53/359,763.26
  6. Step 6: Final answer
    x = 160,435.51

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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.