Home / 511,060.24-705,234-293,222.74

Finding the Fourth Proportional to 511,060.24, 705,234 and 293,222.74

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Solution

The fourth proportional to 511,060.24, 705,234 and 293,222.74 is: 404,630.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,060.24 : 705,234 = 293,222.74 : x
  2. Step 2: Convert to fraction form
    511,060.24/705,234 = 293,222.74/x
  3. Step 3: Cross multiply
    511,060.24x = 705,234 × 293,222.74
  4. Step 4: Simplify right side
    511,060.24x = 206,790,645,821.16
  5. Step 5: Solve for x
    x = 206,790,645,821.16/511,060.24
  6. Step 6: Final answer
    x = 404,630.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.