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Finding the Fourth Proportional to 479,954.37, 719,800.33 and 180,411.91

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Solution

The fourth proportional to 479,954.37, 719,800.33 and 180,411.91 is: 270,568.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,954.37 : 719,800.33 = 180,411.91 : x
  2. Step 2: Convert to fraction form
    479,954.37/719,800.33 = 180,411.91/x
  3. Step 3: Cross multiply
    479,954.37x = 719,800.33 × 180,411.91
  4. Step 4: Simplify right side
    479,954.37x = 129,860,552,353.93
  5. Step 5: Solve for x
    x = 129,860,552,353.93/479,954.37
  6. Step 6: Final answer
    x = 270,568.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.