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Finding the Fourth Proportional to 627,183.86, 940,752.99 and 177,903

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Solution

The fourth proportional to 627,183.86, 940,752.99 and 177,903 is: 266,848.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,183.86 : 940,752.99 = 177,903 : x
  2. Step 2: Convert to fraction form
    627,183.86/940,752.99 = 177,903/x
  3. Step 3: Cross multiply
    627,183.86x = 940,752.99 × 177,903
  4. Step 4: Simplify right side
    627,183.86x = 167,362,779,179.97
  5. Step 5: Solve for x
    x = 167,362,779,179.97/627,183.86
  6. Step 6: Final answer
    x = 266,848.03

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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.