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Finding the Fourth Proportional to 4,005.79, 6,008.69 and 1,232.44

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Solution

The fourth proportional to 4,005.79, 6,008.69 and 1,232.44 is: 1,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.79 : 6,008.69 = 1,232.44 : x
  2. Step 2: Convert to fraction form
    4,005.79/6,008.69 = 1,232.44/x
  3. Step 3: Cross multiply
    4,005.79x = 6,008.69 × 1,232.44
  4. Step 4: Simplify right side
    4,005.79x = 7,405,349.90
  5. Step 5: Solve for x
    x = 7,405,349.90/4,005.79
  6. Step 6: Final answer
    x = 1,848.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.