Home / 598,834.04-826,529.92-394,921.76

Finding the Fourth Proportional to 598,834.04, 826,529.92 and 394,921.76

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Solution

The fourth proportional to 598,834.04, 826,529.92 and 394,921.76 is: 545,083.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,834.04 : 826,529.92 = 394,921.76 : x
  2. Step 2: Convert to fraction form
    598,834.04/826,529.92 = 394,921.76/x
  3. Step 3: Cross multiply
    598,834.04x = 826,529.92 × 394,921.76
  4. Step 4: Simplify right side
    598,834.04x = 326,414,650,699.06
  5. Step 5: Solve for x
    x = 326,414,650,699.06/598,834.04
  6. Step 6: Final answer
    x = 545,083.66

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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.