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Finding the Third Proportional to 1,394,732.67 and 2,154,279.48

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Solution

The third proportional to 1,394,732.67 and 2,154,279.48 is: 3,327,462.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,732.67 : 2,154,279.48 = 2,154,279.48 : x
  2. Step 2: Convert to fraction form
    1,394,732.67/2,154,279.48 = 2,154,279.48/x
  3. Step 3: Cross multiply
    1,394,732.67x = 2,154,279.48 × 2,154,279.48
  4. Step 4: Simplify right side
    1,394,732.67x = 4,640,920,079,968.92
  5. Step 5: Solve for x
    x = 4,640,920,079,968.92/1,394,732.67
  6. Step 6: Final answer
    x = 3,327,462.08

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.