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Finding the Third Proportional to 19,872.84 and 43,362.84

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Solution

The third proportional to 19,872.84 and 43,362.84 is: 94,618.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872.84 : 43,362.84 = 43,362.84 : x
  2. Step 2: Convert to fraction form
    19,872.84/43,362.84 = 43,362.84/x
  3. Step 3: Cross multiply
    19,872.84x = 43,362.84 × 43,362.84
  4. Step 4: Simplify right side
    19,872.84x = 1,880,336,218.09
  5. Step 5: Solve for x
    x = 1,880,336,218.09/19,872.84
  6. Step 6: Final answer
    x = 94,618.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.