Home / 383,913.43-575,870.15-196,805.59

Finding the Fourth Proportional to 383,913.43, 575,870.15 and 196,805.59

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Solution

The fourth proportional to 383,913.43, 575,870.15 and 196,805.59 is: 295,208.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,913.43 : 575,870.15 = 196,805.59 : x
  2. Step 2: Convert to fraction form
    383,913.43/575,870.15 = 196,805.59/x
  3. Step 3: Cross multiply
    383,913.43x = 575,870.15 × 196,805.59
  4. Step 4: Simplify right side
    383,913.43x = 113,334,464,634.14
  5. Step 5: Solve for x
    x = 113,334,464,634.14/383,913.43
  6. Step 6: Final answer
    x = 295,208.39

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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.