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Finding the Fourth Proportional to 9,651.39, 14,467.17 and 5,482.49

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Solution

The fourth proportional to 9,651.39, 14,467.17 and 5,482.49 is: 8,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,651.39 : 14,467.17 = 5,482.49 : x
  2. Step 2: Convert to fraction form
    9,651.39/14,467.17 = 5,482.49/x
  3. Step 3: Cross multiply
    9,651.39x = 14,467.17 × 5,482.49
  4. Step 4: Simplify right side
    9,651.39x = 79,316,138.89
  5. Step 5: Solve for x
    x = 79,316,138.89/9,651.39
  6. Step 6: Final answer
    x = 8,218.11

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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.