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Finding the Third Proportional to 1,745,005.50 and 3,691,206

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Solution

The third proportional to 1,745,005.50 and 3,691,206 is: 7,807,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,005.50 : 3,691,206 = 3,691,206 : x
  2. Step 2: Convert to fraction form
    1,745,005.50/3,691,206 = 3,691,206/x
  3. Step 3: Cross multiply
    1,745,005.50x = 3,691,206 × 3,691,206
  4. Step 4: Simplify right side
    1,745,005.50x = 13,625,001,734,436
  5. Step 5: Solve for x
    x = 13,625,001,734,436/1,745,005.50
  6. Step 6: Final answer
    x = 7,807,999.31

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.