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Finding the Fourth Proportional to 10,529, 15,794.78 and 3,233

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Solution

The fourth proportional to 10,529, 15,794.78 and 3,233 is: 4,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529 : 15,794.78 = 3,233 : x
  2. Step 2: Convert to fraction form
    10,529/15,794.78 = 3,233/x
  3. Step 3: Cross multiply
    10,529x = 15,794.78 × 3,233
  4. Step 4: Simplify right side
    10,529x = 51,064,523.74
  5. Step 5: Solve for x
    x = 51,064,523.74/10,529
  6. Step 6: Final answer
    x = 4,849.89

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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.