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Finding the Fourth Proportional to 4,542, 6,773.25 and 4,500.48

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Solution

The fourth proportional to 4,542, 6,773.25 and 4,500.48 is: 6,711.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542 : 6,773.25 = 4,500.48 : x
  2. Step 2: Convert to fraction form
    4,542/6,773.25 = 4,500.48/x
  3. Step 3: Cross multiply
    4,542x = 6,773.25 × 4,500.48
  4. Step 4: Simplify right side
    4,542x = 30,482,876.16
  5. Step 5: Solve for x
    x = 30,482,876.16/4,542
  6. Step 6: Final answer
    x = 6,711.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.