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Finding the Third Proportional to 313,070.06 and 666,624.94

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Solution

The third proportional to 313,070.06 and 666,624.94 is: 1,419,454.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,070.06 : 666,624.94 = 666,624.94 : x
  2. Step 2: Convert to fraction form
    313,070.06/666,624.94 = 666,624.94/x
  3. Step 3: Cross multiply
    313,070.06x = 666,624.94 × 666,624.94
  4. Step 4: Simplify right side
    313,070.06x = 444,388,807,296.88
  5. Step 5: Solve for x
    x = 444,388,807,296.88/313,070.06
  6. Step 6: Final answer
    x = 1,419,454.81

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.