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Finding the Fourth Proportional to 6,488.08, 8,953.01 and 3,654.55

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Solution

The fourth proportional to 6,488.08, 8,953.01 and 3,654.55 is: 5,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488.08 : 8,953.01 = 3,654.55 : x
  2. Step 2: Convert to fraction form
    6,488.08/8,953.01 = 3,654.55/x
  3. Step 3: Cross multiply
    6,488.08x = 8,953.01 × 3,654.55
  4. Step 4: Simplify right side
    6,488.08x = 32,719,231.83
  5. Step 5: Solve for x
    x = 32,719,231.83/6,488.08
  6. Step 6: Final answer
    x = 5,042.98

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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.