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Finding the Fourth Proportional to 579,717, 799,737.30 and 410,044.68

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Solution

The fourth proportional to 579,717, 799,737.30 and 410,044.68 is: 565,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,717 : 799,737.30 = 410,044.68 : x
  2. Step 2: Convert to fraction form
    579,717/799,737.30 = 410,044.68/x
  3. Step 3: Cross multiply
    579,717x = 799,737.30 × 410,044.68
  4. Step 4: Simplify right side
    579,717x = 327,928,025,262.56
  5. Step 5: Solve for x
    x = 327,928,025,262.56/579,717
  6. Step 6: Final answer
    x = 565,669.15

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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.