Home / 727,234.71-1,003,563.33-396,083.13

Finding the Fourth Proportional to 727,234.71, 1,003,563.33 and 396,083.13

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Solution

The fourth proportional to 727,234.71, 1,003,563.33 and 396,083.13 is: 546,583.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,234.71 : 1,003,563.33 = 396,083.13 : x
  2. Step 2: Convert to fraction form
    727,234.71/1,003,563.33 = 396,083.13/x
  3. Step 3: Cross multiply
    727,234.71x = 1,003,563.33 × 396,083.13
  4. Step 4: Simplify right side
    727,234.71x = 397,494,504,899.62
  5. Step 5: Solve for x
    x = 397,494,504,899.62/727,234.71
  6. Step 6: Final answer
    x = 546,583.52

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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.