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Finding the Fourth Proportional to 624,786.99, 937,183.54 and 151,472.33

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Solution

The fourth proportional to 624,786.99, 937,183.54 and 151,472.33 is: 227,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,786.99 : 937,183.54 = 151,472.33 : x
  2. Step 2: Convert to fraction form
    624,786.99/937,183.54 = 151,472.33/x
  3. Step 3: Cross multiply
    624,786.99x = 937,183.54 × 151,472.33
  4. Step 4: Simplify right side
    624,786.99x = 141,957,374,441.45
  5. Step 5: Solve for x
    x = 141,957,374,441.45/624,786.99
  6. Step 6: Final answer
    x = 227,209.24

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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.