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Finding the Third Proportional to 1,416,229.31 and 3,031,237.69

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Solution

The third proportional to 1,416,229.31 and 3,031,237.69 is: 6,487,933.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,229.31 : 3,031,237.69 = 3,031,237.69 : x
  2. Step 2: Convert to fraction form
    1,416,229.31/3,031,237.69 = 3,031,237.69/x
  3. Step 3: Cross multiply
    1,416,229.31x = 3,031,237.69 × 3,031,237.69
  4. Step 4: Simplify right side
    1,416,229.31x = 9,188,401,918,120.35
  5. Step 5: Solve for x
    x = 9,188,401,918,120.35/1,416,229.31
  6. Step 6: Final answer
    x = 6,487,933.72

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.