Home / 248,470.20-372,705.30-229,224.60

Finding the Fourth Proportional to 248,470.20, 372,705.30 and 229,224.60

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Solution

The fourth proportional to 248,470.20, 372,705.30 and 229,224.60 is: 343,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,470.20 : 372,705.30 = 229,224.60 : x
  2. Step 2: Convert to fraction form
    248,470.20/372,705.30 = 229,224.60/x
  3. Step 3: Cross multiply
    248,470.20x = 372,705.30 × 229,224.60
  4. Step 4: Simplify right side
    248,470.20x = 85,433,223,310.38
  5. Step 5: Solve for x
    x = 85,433,223,310.38/248,470.20
  6. Step 6: Final answer
    x = 343,836.90

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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.