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Finding the Third Proportional to 3,116,153.25 and 4,786,791.75

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Solution

The third proportional to 3,116,153.25 and 4,786,791.75 is: 7,353,096.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,153.25 : 4,786,791.75 = 4,786,791.75 : x
  2. Step 2: Convert to fraction form
    3,116,153.25/4,786,791.75 = 4,786,791.75/x
  3. Step 3: Cross multiply
    3,116,153.25x = 4,786,791.75 × 4,786,791.75
  4. Step 4: Simplify right side
    3,116,153.25x = 22,913,375,257,868.06
  5. Step 5: Solve for x
    x = 22,913,375,257,868.06/3,116,153.25
  6. Step 6: Final answer
    x = 7,353,096.40

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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.