Home / 311,948.80-467,923.20-247,733.02

Finding the Fourth Proportional to 311,948.80, 467,923.20 and 247,733.02

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Solution

The fourth proportional to 311,948.80, 467,923.20 and 247,733.02 is: 371,599.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,948.80 : 467,923.20 = 247,733.02 : x
  2. Step 2: Convert to fraction form
    311,948.80/467,923.20 = 247,733.02/x
  3. Step 3: Cross multiply
    311,948.80x = 467,923.20 × 247,733.02
  4. Step 4: Simplify right side
    311,948.80x = 115,920,027,464.06
  5. Step 5: Solve for x
    x = 115,920,027,464.06/311,948.80
  6. Step 6: Final answer
    x = 371,599.53

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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.