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Finding the Fourth Proportional to 469,787.01, 704,450.87 and 327,700.35

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Solution

The fourth proportional to 469,787.01, 704,450.87 and 327,700.35 is: 491,390.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,787.01 : 704,450.87 = 327,700.35 : x
  2. Step 2: Convert to fraction form
    469,787.01/704,450.87 = 327,700.35/x
  3. Step 3: Cross multiply
    469,787.01x = 704,450.87 × 327,700.35
  4. Step 4: Simplify right side
    469,787.01x = 230,848,795,018.30
  5. Step 5: Solve for x
    x = 230,848,795,018.30/469,787.01
  6. Step 6: Final answer
    x = 491,390.33

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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.