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Finding the Fourth Proportional to 293,624.40, 440,436.60 and 125,101.20

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Solution

The fourth proportional to 293,624.40, 440,436.60 and 125,101.20 is: 187,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,624.40 : 440,436.60 = 125,101.20 : x
  2. Step 2: Convert to fraction form
    293,624.40/440,436.60 = 125,101.20/x
  3. Step 3: Cross multiply
    293,624.40x = 440,436.60 × 125,101.20
  4. Step 4: Simplify right side
    293,624.40x = 55,099,147,183.92
  5. Step 5: Solve for x
    x = 55,099,147,183.92/293,624.40
  6. Step 6: Final answer
    x = 187,651.80

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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.