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Finding the Fourth Proportional to 4,554, 6,282 and 3,059.28

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Solution

The fourth proportional to 4,554, 6,282 and 3,059.28 is: 4,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554 : 6,282 = 3,059.28 : x
  2. Step 2: Convert to fraction form
    4,554/6,282 = 3,059.28/x
  3. Step 3: Cross multiply
    4,554x = 6,282 × 3,059.28
  4. Step 4: Simplify right side
    4,554x = 19,218,396.96
  5. Step 5: Solve for x
    x = 19,218,396.96/4,554
  6. Step 6: Final answer
    x = 4,220.11

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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.