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Finding the Fourth Proportional to 538,183.72, 807,245.50 and 164,177.32

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Solution

The fourth proportional to 538,183.72, 807,245.50 and 164,177.32 is: 246,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,183.72 : 807,245.50 = 164,177.32 : x
  2. Step 2: Convert to fraction form
    538,183.72/807,245.50 = 164,177.32/x
  3. Step 3: Cross multiply
    538,183.72x = 807,245.50 × 164,177.32
  4. Step 4: Simplify right side
    538,183.72x = 132,531,402,772.06
  5. Step 5: Solve for x
    x = 132,531,402,772.06/538,183.72
  6. Step 6: Final answer
    x = 246,256.80

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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.