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Finding the Fourth Proportional to 7,652.57, 11,478.45 and 2,458.04

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Solution

The fourth proportional to 7,652.57, 11,478.45 and 2,458.04 is: 3,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652.57 : 11,478.45 = 2,458.04 : x
  2. Step 2: Convert to fraction form
    7,652.57/11,478.45 = 2,458.04/x
  3. Step 3: Cross multiply
    7,652.57x = 11,478.45 × 2,458.04
  4. Step 4: Simplify right side
    7,652.57x = 28,214,489.24
  5. Step 5: Solve for x
    x = 28,214,489.24/7,652.57
  6. Step 6: Final answer
    x = 3,686.93

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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.