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Finding the Third Proportional to 814,551.19 and 1,788,593.91

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Solution

The third proportional to 814,551.19 and 1,788,593.91 is: 3,927,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,551.19 : 1,788,593.91 = 1,788,593.91 : x
  2. Step 2: Convert to fraction form
    814,551.19/1,788,593.91 = 1,788,593.91/x
  3. Step 3: Cross multiply
    814,551.19x = 1,788,593.91 × 1,788,593.91
  4. Step 4: Simplify right side
    814,551.19x = 3,199,068,161,474.63
  5. Step 5: Solve for x
    x = 3,199,068,161,474.63/814,551.19
  6. Step 6: Final answer
    x = 3,927,399.79

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.