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Finding the Third Proportional to 761,463.28 and 1,693,132.88

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Solution

The third proportional to 761,463.28 and 1,693,132.88 is: 3,764,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,463.28 : 1,693,132.88 = 1,693,132.88 : x
  2. Step 2: Convert to fraction form
    761,463.28/1,693,132.88 = 1,693,132.88/x
  3. Step 3: Cross multiply
    761,463.28x = 1,693,132.88 × 1,693,132.88
  4. Step 4: Simplify right side
    761,463.28x = 2,866,698,932,405.77
  5. Step 5: Solve for x
    x = 2,866,698,932,405.77/761,463.28
  6. Step 6: Final answer
    x = 3,764,723.79

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.