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Finding the Fourth Proportional to 5,267.88, 7,902.09 and 4,493.28

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Solution

The fourth proportional to 5,267.88, 7,902.09 and 4,493.28 is: 6,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.88 : 7,902.09 = 4,493.28 : x
  2. Step 2: Convert to fraction form
    5,267.88/7,902.09 = 4,493.28/x
  3. Step 3: Cross multiply
    5,267.88x = 7,902.09 × 4,493.28
  4. Step 4: Simplify right side
    5,267.88x = 35,506,302.96
  5. Step 5: Solve for x
    x = 35,506,302.96/5,267.88
  6. Step 6: Final answer
    x = 6,740.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.