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Finding the Fourth Proportional to 6,324.66, 9,487.17 and 1,644.57

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Solution

The fourth proportional to 6,324.66, 9,487.17 and 1,644.57 is: 2,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.66 : 9,487.17 = 1,644.57 : x
  2. Step 2: Convert to fraction form
    6,324.66/9,487.17 = 1,644.57/x
  3. Step 3: Cross multiply
    6,324.66x = 9,487.17 × 1,644.57
  4. Step 4: Simplify right side
    6,324.66x = 15,602,315.17
  5. Step 5: Solve for x
    x = 15,602,315.17/6,324.66
  6. Step 6: Final answer
    x = 2,466.90

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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.