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Finding the Fourth Proportional to 322,160.28, 483,174.72 and 122,410.62

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Solution

The fourth proportional to 322,160.28, 483,174.72 and 122,410.62 is: 183,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,160.28 : 483,174.72 = 122,410.62 : x
  2. Step 2: Convert to fraction form
    322,160.28/483,174.72 = 122,410.62/x
  3. Step 3: Cross multiply
    322,160.28x = 483,174.72 × 122,410.62
  4. Step 4: Simplify right side
    322,160.28x = 59,145,717,043.53
  5. Step 5: Solve for x
    x = 59,145,717,043.53/322,160.28
  6. Step 6: Final answer
    x = 183,590.97

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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.