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Finding the Fourth Proportional to 331,150.88, 496,774.92 and 106,437.24

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Solution

The fourth proportional to 331,150.88, 496,774.92 and 106,437.24 is: 159,671.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,150.88 : 496,774.92 = 106,437.24 : x
  2. Step 2: Convert to fraction form
    331,150.88/496,774.92 = 106,437.24/x
  3. Step 3: Cross multiply
    331,150.88x = 496,774.92 × 106,437.24
  4. Step 4: Simplify right side
    331,150.88x = 52,875,351,785.16
  5. Step 5: Solve for x
    x = 52,875,351,785.16/331,150.88
  6. Step 6: Final answer
    x = 159,671.48

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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.