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Finding the Third Proportional to 1,992,732.75 and 3,172,374

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Solution

The third proportional to 1,992,732.75 and 3,172,374 is: 5,050,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,732.75 : 3,172,374 = 3,172,374 : x
  2. Step 2: Convert to fraction form
    1,992,732.75/3,172,374 = 3,172,374/x
  3. Step 3: Cross multiply
    1,992,732.75x = 3,172,374 × 3,172,374
  4. Step 4: Simplify right side
    1,992,732.75x = 10,063,956,795,876
  5. Step 5: Solve for x
    x = 10,063,956,795,876/1,992,732.75
  6. Step 6: Final answer
    x = 5,050,329.40

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.