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Finding the Fourth Proportional to 604,516.65, 834,233 and 332,578.72

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Solution

The fourth proportional to 604,516.65, 834,233 and 332,578.72 is: 458,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,516.65 : 834,233 = 332,578.72 : x
  2. Step 2: Convert to fraction form
    604,516.65/834,233 = 332,578.72/x
  3. Step 3: Cross multiply
    604,516.65x = 834,233 × 332,578.72
  4. Step 4: Simplify right side
    604,516.65x = 277,448,143,321.76
  5. Step 5: Solve for x
    x = 277,448,143,321.76/604,516.65
  6. Step 6: Final answer
    x = 458,958.65

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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.