Home / 548,921.76-824,324.94-336,934.50

Finding the Fourth Proportional to 548,921.76, 824,324.94 and 336,934.50

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Solution

The fourth proportional to 548,921.76, 824,324.94 and 336,934.50 is: 505,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,921.76 : 824,324.94 = 336,934.50 : x
  2. Step 2: Convert to fraction form
    548,921.76/824,324.94 = 336,934.50/x
  3. Step 3: Cross multiply
    548,921.76x = 824,324.94 × 336,934.50
  4. Step 4: Simplify right side
    548,921.76x = 277,743,511,496.43
  5. Step 5: Solve for x
    x = 277,743,511,496.43/548,921.76
  6. Step 6: Final answer
    x = 505,980.14

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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.