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Finding the Third Proportional to 622,800.56 and 1,361,918.81

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Solution

The third proportional to 622,800.56 and 1,361,918.81 is: 2,978,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,800.56 : 1,361,918.81 = 1,361,918.81 : x
  2. Step 2: Convert to fraction form
    622,800.56/1,361,918.81 = 1,361,918.81/x
  3. Step 3: Cross multiply
    622,800.56x = 1,361,918.81 × 1,361,918.81
  4. Step 4: Simplify right side
    622,800.56x = 1,854,822,851,841.41
  5. Step 5: Solve for x
    x = 1,854,822,851,841.41/622,800.56
  6. Step 6: Final answer
    x = 2,978,197.14

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.