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Finding the Fourth Proportional to 3,352.80, 5,027.16 and 1,503.57

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Solution

The fourth proportional to 3,352.80, 5,027.16 and 1,503.57 is: 2,254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.80 : 5,027.16 = 1,503.57 : x
  2. Step 2: Convert to fraction form
    3,352.80/5,027.16 = 1,503.57/x
  3. Step 3: Cross multiply
    3,352.80x = 5,027.16 × 1,503.57
  4. Step 4: Simplify right side
    3,352.80x = 7,558,686.96
  5. Step 5: Solve for x
    x = 7,558,686.96/3,352.80
  6. Step 6: Final answer
    x = 2,254.44

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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.