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Finding the Fourth Proportional to 353,516.00, 530,279.66 and 335,571.66

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Solution

The fourth proportional to 353,516.00, 530,279.66 and 335,571.66 is: 503,362.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,516.00 : 530,279.66 = 335,571.66 : x
  2. Step 2: Convert to fraction form
    353,516.00/530,279.66 = 335,571.66/x
  3. Step 3: Cross multiply
    353,516.00x = 530,279.66 × 335,571.66
  4. Step 4: Simplify right side
    353,516.00x = 177,946,826,609.37
  5. Step 5: Solve for x
    x = 177,946,826,609.37/353,516.00
  6. Step 6: Final answer
    x = 503,362.87

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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.