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Finding the Fourth Proportional to 4,572.56, 6,848.04 and 3,187.28

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Solution

The fourth proportional to 4,572.56, 6,848.04 and 3,187.28 is: 4,773.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.56 : 6,848.04 = 3,187.28 : x
  2. Step 2: Convert to fraction form
    4,572.56/6,848.04 = 3,187.28/x
  3. Step 3: Cross multiply
    4,572.56x = 6,848.04 × 3,187.28
  4. Step 4: Simplify right side
    4,572.56x = 21,826,620.93
  5. Step 5: Solve for x
    x = 21,826,620.93/4,572.56
  6. Step 6: Final answer
    x = 4,773.39

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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.