Home / 479,581.29-661,822.29-264,721.41

Finding the Fourth Proportional to 479,581.29, 661,822.29 and 264,721.41

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Solution

The fourth proportional to 479,581.29, 661,822.29 and 264,721.41 is: 365,315.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,581.29 : 661,822.29 = 264,721.41 : x
  2. Step 2: Convert to fraction form
    479,581.29/661,822.29 = 264,721.41/x
  3. Step 3: Cross multiply
    479,581.29x = 661,822.29 × 264,721.41
  4. Step 4: Simplify right side
    479,581.29x = 175,198,529,778.23
  5. Step 5: Solve for x
    x = 175,198,529,778.23/479,581.29
  6. Step 6: Final answer
    x = 365,315.61

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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.