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Finding the Third Proportional to 3,003,983.72 and 4,654,404.28

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Solution

The third proportional to 3,003,983.72 and 4,654,404.28 is: 7,211,583.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003,983.72 : 4,654,404.28 = 4,654,404.28 : x
  2. Step 2: Convert to fraction form
    3,003,983.72/4,654,404.28 = 4,654,404.28/x
  3. Step 3: Cross multiply
    3,003,983.72x = 4,654,404.28 × 4,654,404.28
  4. Step 4: Simplify right side
    3,003,983.72x = 21,663,479,213,318.33
  5. Step 5: Solve for x
    x = 21,663,479,213,318.33/3,003,983.72
  6. Step 6: Final answer
    x = 7,211,583.43

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.