Home / 367,122.59-550,849.09-198,445.43

Finding the Fourth Proportional to 367,122.59, 550,849.09 and 198,445.43

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Solution

The fourth proportional to 367,122.59, 550,849.09 and 198,445.43 is: 297,757.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,122.59 : 550,849.09 = 198,445.43 : x
  2. Step 2: Convert to fraction form
    367,122.59/550,849.09 = 198,445.43/x
  3. Step 3: Cross multiply
    367,122.59x = 550,849.09 × 198,445.43
  4. Step 4: Simplify right side
    367,122.59x = 109,313,484,530.16
  5. Step 5: Solve for x
    x = 109,313,484,530.16/367,122.59
  6. Step 6: Final answer
    x = 297,757.45

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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.