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Finding the Fourth Proportional to 7,673.53, 10,589.62 and 4,487.11

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Solution

The fourth proportional to 7,673.53, 10,589.62 and 4,487.11 is: 6,192.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.53 : 10,589.62 = 4,487.11 : x
  2. Step 2: Convert to fraction form
    7,673.53/10,589.62 = 4,487.11/x
  3. Step 3: Cross multiply
    7,673.53x = 10,589.62 × 4,487.11
  4. Step 4: Simplify right side
    7,673.53x = 47,516,789.80
  5. Step 5: Solve for x
    x = 47,516,789.80/7,673.53
  6. Step 6: Final answer
    x = 6,192.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.