Home / 605,784.20-908,546.70-268,824.20

Finding the Fourth Proportional to 605,784.20, 908,546.70 and 268,824.20

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Solution

The fourth proportional to 605,784.20, 908,546.70 and 268,824.20 is: 403,178.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,784.20 : 908,546.70 = 268,824.20 : x
  2. Step 2: Convert to fraction form
    605,784.20/908,546.70 = 268,824.20/x
  3. Step 3: Cross multiply
    605,784.20x = 908,546.70 × 268,824.20
  4. Step 4: Simplify right side
    605,784.20x = 244,239,339,790.14
  5. Step 5: Solve for x
    x = 244,239,339,790.14/605,784.20
  6. Step 6: Final answer
    x = 403,178.79

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1.5x scale

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.