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Finding the Third Proportional to 3,571,712.72 and 5,273,483.48

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Solution

The third proportional to 3,571,712.72 and 5,273,483.48 is: 7,786,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,712.72 : 5,273,483.48 = 5,273,483.48 : x
  2. Step 2: Convert to fraction form
    3,571,712.72/5,273,483.48 = 5,273,483.48/x
  3. Step 3: Cross multiply
    3,571,712.72x = 5,273,483.48 × 5,273,483.48
  4. Step 4: Simplify right side
    3,571,712.72x = 27,809,628,059,975.89
  5. Step 5: Solve for x
    x = 27,809,628,059,975.89/3,571,712.72
  6. Step 6: Final answer
    x = 7,786,076.39

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.