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Finding the Fourth Proportional to 8,304.94, 12,462.32 and 3,374.20

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Solution

The fourth proportional to 8,304.94, 12,462.32 and 3,374.20 is: 5,063.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.94 : 12,462.32 = 3,374.20 : x
  2. Step 2: Convert to fraction form
    8,304.94/12,462.32 = 3,374.20/x
  3. Step 3: Cross multiply
    8,304.94x = 12,462.32 × 3,374.20
  4. Step 4: Simplify right side
    8,304.94x = 42,050,360.14
  5. Step 5: Solve for x
    x = 42,050,360.14/8,304.94
  6. Step 6: Final answer
    x = 5,063.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.