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Finding the Third Proportional to 3,117,636 and 7,284,208.50

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Solution

The third proportional to 3,117,636 and 7,284,208.50 is: 17,019,207.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,636 : 7,284,208.50 = 7,284,208.50 : x
  2. Step 2: Convert to fraction form
    3,117,636/7,284,208.50 = 7,284,208.50/x
  3. Step 3: Cross multiply
    3,117,636x = 7,284,208.50 × 7,284,208.50
  4. Step 4: Simplify right side
    3,117,636x = 53,059,693,471,472.25
  5. Step 5: Solve for x
    x = 53,059,693,471,472.25/3,117,636
  6. Step 6: Final answer
    x = 17,019,207.33

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.