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Finding the Third Proportional to 3,235,838 and 7,021,720

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Solution

The third proportional to 3,235,838 and 7,021,720 is: 15,237,027.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235,838 : 7,021,720 = 7,021,720 : x
  2. Step 2: Convert to fraction form
    3,235,838/7,021,720 = 7,021,720/x
  3. Step 3: Cross multiply
    3,235,838x = 7,021,720 × 7,021,720
  4. Step 4: Simplify right side
    3,235,838x = 49,304,551,758,400
  5. Step 5: Solve for x
    x = 49,304,551,758,400/3,235,838
  6. Step 6: Final answer
    x = 15,237,027.24

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.