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Finding the Third Proportional to 5,815.88 and 7,468.13

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Solution

The third proportional to 5,815.88 and 7,468.13 is: 9,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.88 : 7,468.13 = 7,468.13 : x
  2. Step 2: Convert to fraction form
    5,815.88/7,468.13 = 7,468.13/x
  3. Step 3: Cross multiply
    5,815.88x = 7,468.13 × 7,468.13
  4. Step 4: Simplify right side
    5,815.88x = 55,772,891.02
  5. Step 5: Solve for x
    x = 55,772,891.02/5,815.88
  6. Step 6: Final answer
    x = 9,589.77

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.