Home / 809,523.56-1,116,104.09-663,792.41

Finding the Fourth Proportional to 809,523.56, 1,116,104.09 and 663,792.41

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Solution

The fourth proportional to 809,523.56, 1,116,104.09 and 663,792.41 is: 915,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,523.56 : 1,116,104.09 = 663,792.41 : x
  2. Step 2: Convert to fraction form
    809,523.56/1,116,104.09 = 663,792.41/x
  3. Step 3: Cross multiply
    809,523.56x = 1,116,104.09 × 663,792.41
  4. Step 4: Simplify right side
    809,523.56x = 740,861,423,183.26
  5. Step 5: Solve for x
    x = 740,861,423,183.26/809,523.56
  6. Step 6: Final answer
    x = 915,182.04

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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.