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Finding the Third Proportional to 81,604,926 and 179,241,405.75

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Solution

The third proportional to 81,604,926 and 179,241,405.75 is: 393,695,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,604,926 : 179,241,405.75 = 179,241,405.75 : x
  2. Step 2: Convert to fraction form
    81,604,926/179,241,405.75 = 179,241,405.75/x
  3. Step 3: Cross multiply
    81,604,926x = 179,241,405.75 × 179,241,405.75
  4. Step 4: Simplify right side
    81,604,926x = 32,127,481,535,236,132
  5. Step 5: Solve for x
    x = 32,127,481,535,236,132/81,604,926
  6. Step 6: Final answer
    x = 393,695,370.00

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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.