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Finding the Third Proportional to 552,428 and 1,203,268

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Solution

The third proportional to 552,428 and 1,203,268 is: 2,620,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,428 : 1,203,268 = 1,203,268 : x
  2. Step 2: Convert to fraction form
    552,428/1,203,268 = 1,203,268/x
  3. Step 3: Cross multiply
    552,428x = 1,203,268 × 1,203,268
  4. Step 4: Simplify right side
    552,428x = 1,447,853,879,824
  5. Step 5: Solve for x
    x = 1,447,853,879,824/552,428
  6. Step 6: Final answer
    x = 2,620,891.55

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.