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Finding the Third Proportional to 1,965,566.25 and 4,026,398.63

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Solution

The third proportional to 1,965,566.25 and 4,026,398.63 is: 8,247,946.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,566.25 : 4,026,398.63 = 4,026,398.63 : x
  2. Step 2: Convert to fraction form
    1,965,566.25/4,026,398.63 = 4,026,398.63/x
  3. Step 3: Cross multiply
    1,965,566.25x = 4,026,398.63 × 4,026,398.63
  4. Step 4: Simplify right side
    1,965,566.25x = 16,211,885,887,401.89
  5. Step 5: Solve for x
    x = 16,211,885,887,401.89/1,965,566.25
  6. Step 6: Final answer
    x = 8,247,946.81

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.