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Finding the Fourth Proportional to 408,750.37, 613,217.83 and 124,466.35

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Solution

The fourth proportional to 408,750.37, 613,217.83 and 124,466.35 is: 186,727.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,750.37 : 613,217.83 = 124,466.35 : x
  2. Step 2: Convert to fraction form
    408,750.37/613,217.83 = 124,466.35/x
  3. Step 3: Cross multiply
    408,750.37x = 613,217.83 × 124,466.35
  4. Step 4: Simplify right side
    408,750.37x = 76,324,985,055.02
  5. Step 5: Solve for x
    x = 76,324,985,055.02/408,750.37
  6. Step 6: Final answer
    x = 186,727.62

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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.