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Finding the Fourth Proportional to 8,353.97, 12,528.05 and 2,429.25

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Solution

The fourth proportional to 8,353.97, 12,528.05 and 2,429.25 is: 3,643.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.97 : 12,528.05 = 2,429.25 : x
  2. Step 2: Convert to fraction form
    8,353.97/12,528.05 = 2,429.25/x
  3. Step 3: Cross multiply
    8,353.97x = 12,528.05 × 2,429.25
  4. Step 4: Simplify right side
    8,353.97x = 30,433,818.34
  5. Step 5: Solve for x
    x = 30,433,818.34/8,353.97
  6. Step 6: Final answer
    x = 3,643.04

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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.