Home / 367,123.10-550,849.85-198,445.94

Finding the Fourth Proportional to 367,123.10, 550,849.85 and 198,445.94

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Solution

The fourth proportional to 367,123.10, 550,849.85 and 198,445.94 is: 297,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,123.10 : 550,849.85 = 198,445.94 : x
  2. Step 2: Convert to fraction form
    367,123.10/550,849.85 = 198,445.94/x
  3. Step 3: Cross multiply
    367,123.10x = 550,849.85 × 198,445.94
  4. Step 4: Simplify right side
    367,123.10x = 109,313,912,535.63
  5. Step 5: Solve for x
    x = 109,313,912,535.63/367,123.10
  6. Step 6: Final answer
    x = 297,758.20

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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.