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Finding the Third Proportional to 551,215.13 and 1,296,911.25

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Solution

The third proportional to 551,215.13 and 1,296,911.25 is: 3,051,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,215.13 : 1,296,911.25 = 1,296,911.25 : x
  2. Step 2: Convert to fraction form
    551,215.13/1,296,911.25 = 1,296,911.25/x
  3. Step 3: Cross multiply
    551,215.13x = 1,296,911.25 × 1,296,911.25
  4. Step 4: Simplify right side
    551,215.13x = 1,681,978,790,376.56
  5. Step 5: Solve for x
    x = 1,681,978,790,376.56/551,215.13
  6. Step 6: Final answer
    x = 3,051,401.74

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.