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Finding the Fourth Proportional to 579,729, 799,753.86 and 410,056.68

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Solution

The fourth proportional to 579,729, 799,753.86 and 410,056.68 is: 565,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,729 : 799,753.86 = 410,056.68 : x
  2. Step 2: Convert to fraction form
    579,729/799,753.86 = 410,056.68/x
  3. Step 3: Cross multiply
    579,729x = 799,753.86 × 410,056.68
  4. Step 4: Simplify right side
    579,729x = 327,944,412,648.79
  5. Step 5: Solve for x
    x = 327,944,412,648.79/579,729
  6. Step 6: Final answer
    x = 565,685.71

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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.