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Finding the Third Proportional to 55,560,687.75 and 119,655,009

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Solution

The third proportional to 55,560,687.75 and 119,655,009 is: 257,687,976.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,560,687.75 : 119,655,009 = 119,655,009 : x
  2. Step 2: Convert to fraction form
    55,560,687.75/119,655,009 = 119,655,009/x
  3. Step 3: Cross multiply
    55,560,687.75x = 119,655,009 × 119,655,009
  4. Step 4: Simplify right side
    55,560,687.75x = 14,317,321,178,790,080
  5. Step 5: Solve for x
    x = 14,317,321,178,790,080/55,560,687.75
  6. Step 6: Final answer
    x = 257,687,976.13

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.