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Finding the Third Proportional to 1,945,599.75 and 3,108,111.75

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Solution

The third proportional to 1,945,599.75 and 3,108,111.75 is: 4,965,234.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,599.75 : 3,108,111.75 = 3,108,111.75 : x
  2. Step 2: Convert to fraction form
    1,945,599.75/3,108,111.75 = 3,108,111.75/x
  3. Step 3: Cross multiply
    1,945,599.75x = 3,108,111.75 × 3,108,111.75
  4. Step 4: Simplify right side
    1,945,599.75x = 9,660,358,650,488.06
  5. Step 5: Solve for x
    x = 9,660,358,650,488.06/1,945,599.75
  6. Step 6: Final answer
    x = 4,965,234.32

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.