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Finding the Fourth Proportional to 559,982.87, 839,861.31 and 160,516.38

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Solution

The fourth proportional to 559,982.87, 839,861.31 and 160,516.38 is: 240,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,982.87 : 839,861.31 = 160,516.38 : x
  2. Step 2: Convert to fraction form
    559,982.87/839,861.31 = 160,516.38/x
  3. Step 3: Cross multiply
    559,982.87x = 839,861.31 × 160,516.38
  4. Step 4: Simplify right side
    559,982.87x = 134,811,497,183.26
  5. Step 5: Solve for x
    x = 134,811,497,183.26/559,982.87
  6. Step 6: Final answer
    x = 240,742.18

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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.