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Finding the Third Proportional to 1,805,134.50 and 3,964,584

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Solution

The third proportional to 1,805,134.50 and 3,964,584 is: 8,707,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,134.50 : 3,964,584 = 3,964,584 : x
  2. Step 2: Convert to fraction form
    1,805,134.50/3,964,584 = 3,964,584/x
  3. Step 3: Cross multiply
    1,805,134.50x = 3,964,584 × 3,964,584
  4. Step 4: Simplify right side
    1,805,134.50x = 15,717,926,293,056
  5. Step 5: Solve for x
    x = 15,717,926,293,056/1,805,134.50
  6. Step 6: Final answer
    x = 8,707,343.58

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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.