Home / 311,951.55-467,927.33-298,829.55

Finding the Fourth Proportional to 311,951.55, 467,927.33 and 298,829.55

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Solution

The fourth proportional to 311,951.55, 467,927.33 and 298,829.55 is: 448,244.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,951.55 : 467,927.33 = 298,829.55 : x
  2. Step 2: Convert to fraction form
    311,951.55/467,927.33 = 298,829.55/x
  3. Step 3: Cross multiply
    311,951.55x = 467,927.33 × 298,829.55
  4. Step 4: Simplify right side
    311,951.55x = 139,830,511,962.45
  5. Step 5: Solve for x
    x = 139,830,511,962.45/311,951.55
  6. Step 6: Final answer
    x = 448,244.33

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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.