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Finding the Third Proportional to 4,822.13 and 10,405.88

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Solution

The third proportional to 4,822.13 and 10,405.88 is: 22,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.13 : 10,405.88 = 10,405.88 : x
  2. Step 2: Convert to fraction form
    4,822.13/10,405.88 = 10,405.88/x
  3. Step 3: Cross multiply
    4,822.13x = 10,405.88 × 10,405.88
  4. Step 4: Simplify right side
    4,822.13x = 108,282,234.52
  5. Step 5: Solve for x
    x = 108,282,234.52/4,822.13
  6. Step 6: Final answer
    x = 22,455.29

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.