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Finding the Third Proportional to 751,836 and 1,628,328

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Solution

The third proportional to 751,836 and 1,628,328 is: 3,526,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,836 : 1,628,328 = 1,628,328 : x
  2. Step 2: Convert to fraction form
    751,836/1,628,328 = 1,628,328/x
  3. Step 3: Cross multiply
    751,836x = 1,628,328 × 1,628,328
  4. Step 4: Simplify right side
    751,836x = 2,651,452,075,584
  5. Step 5: Solve for x
    x = 2,651,452,075,584/751,836
  6. Step 6: Final answer
    x = 3,526,636.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.