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Finding the Third Proportional to 513,507 and 1,108,206.75

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Solution

The third proportional to 513,507 and 1,108,206.75 is: 2,391,636.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,507 : 1,108,206.75 = 1,108,206.75 : x
  2. Step 2: Convert to fraction form
    513,507/1,108,206.75 = 1,108,206.75/x
  3. Step 3: Cross multiply
    513,507x = 1,108,206.75 × 1,108,206.75
  4. Step 4: Simplify right side
    513,507x = 1,228,122,200,745.56
  5. Step 5: Solve for x
    x = 1,228,122,200,745.56/513,507
  6. Step 6: Final answer
    x = 2,391,636.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.