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Finding the Third Proportional to 18,992,495.25 and 38,656,197

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Solution

The third proportional to 18,992,495.25 and 38,656,197 is: 78,678,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992,495.25 : 38,656,197 = 38,656,197 : x
  2. Step 2: Convert to fraction form
    18,992,495.25/38,656,197 = 38,656,197/x
  3. Step 3: Cross multiply
    18,992,495.25x = 38,656,197 × 38,656,197
  4. Step 4: Simplify right side
    18,992,495.25x = 1,494,301,566,502,809
  5. Step 5: Solve for x
    x = 1,494,301,566,502,809/18,992,495.25
  6. Step 6: Final answer
    x = 78,678,527.85

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.