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Finding the Fourth Proportional to 6,654.60, 9,186.30 and 4,297.89

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Solution

The fourth proportional to 6,654.60, 9,186.30 and 4,297.89 is: 5,932.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654.60 : 9,186.30 = 4,297.89 : x
  2. Step 2: Convert to fraction form
    6,654.60/9,186.30 = 4,297.89/x
  3. Step 3: Cross multiply
    6,654.60x = 9,186.30 × 4,297.89
  4. Step 4: Simplify right side
    6,654.60x = 39,481,706.91
  5. Step 5: Solve for x
    x = 39,481,706.91/6,654.60
  6. Step 6: Final answer
    x = 5,932.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.