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Finding the Third Proportional to 5,034,780.56 and 7,743,306.38

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Solution

The third proportional to 5,034,780.56 and 7,743,306.38 is: 11,908,918.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034,780.56 : 7,743,306.38 = 7,743,306.38 : x
  2. Step 2: Convert to fraction form
    5,034,780.56/7,743,306.38 = 7,743,306.38/x
  3. Step 3: Cross multiply
    5,034,780.56x = 7,743,306.38 × 7,743,306.38
  4. Step 4: Simplify right side
    5,034,780.56x = 59,958,793,617,115.64
  5. Step 5: Solve for x
    x = 59,958,793,617,115.64/5,034,780.56
  6. Step 6: Final answer
    x = 11,908,918.94

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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.