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Finding the Third Proportional to 1,082,028.75 and 1,688,550.75

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Solution

The third proportional to 1,082,028.75 and 1,688,550.75 is: 2,635,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,028.75 : 1,688,550.75 = 1,688,550.75 : x
  2. Step 2: Convert to fraction form
    1,082,028.75/1,688,550.75 = 1,688,550.75/x
  3. Step 3: Cross multiply
    1,082,028.75x = 1,688,550.75 × 1,688,550.75
  4. Step 4: Simplify right side
    1,082,028.75x = 2,851,203,635,325.56
  5. Step 5: Solve for x
    x = 2,851,203,635,325.56/1,082,028.75
  6. Step 6: Final answer
    x = 2,635,053.49

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.