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Finding the Third Proportional to 31,566,072.75 and 73,752,630

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Solution

The third proportional to 31,566,072.75 and 73,752,630 is: 172,319,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,566,072.75 : 73,752,630 = 73,752,630 : x
  2. Step 2: Convert to fraction form
    31,566,072.75/73,752,630 = 73,752,630/x
  3. Step 3: Cross multiply
    31,566,072.75x = 73,752,630 × 73,752,630
  4. Step 4: Simplify right side
    31,566,072.75x = 5,439,450,431,916,900
  5. Step 5: Solve for x
    x = 5,439,450,431,916,900/31,566,072.75
  6. Step 6: Final answer
    x = 172,319,517.70

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.