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Finding the Fourth Proportional to 322,497.67, 483,747.57 and 97,859.97

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Solution

The fourth proportional to 322,497.67, 483,747.57 and 97,859.97 is: 146,790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,497.67 : 483,747.57 = 97,859.97 : x
  2. Step 2: Convert to fraction form
    322,497.67/483,747.57 = 97,859.97/x
  3. Step 3: Cross multiply
    322,497.67x = 483,747.57 × 97,859.97
  4. Step 4: Simplify right side
    322,497.67x = 47,339,522,687.77
  5. Step 5: Solve for x
    x = 47,339,522,687.77/322,497.67
  6. Step 6: Final answer
    x = 146,790.28

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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.