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Finding the Fourth Proportional to 8,616.35, 12,924.97 and 2,376.23

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Solution

The fourth proportional to 8,616.35, 12,924.97 and 2,376.23 is: 3,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616.35 : 12,924.97 = 2,376.23 : x
  2. Step 2: Convert to fraction form
    8,616.35/12,924.97 = 2,376.23/x
  3. Step 3: Cross multiply
    8,616.35x = 12,924.97 × 2,376.23
  4. Step 4: Simplify right side
    8,616.35x = 30,712,701.46
  5. Step 5: Solve for x
    x = 30,712,701.46/8,616.35
  6. Step 6: Final answer
    x = 3,564.47

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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.