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Finding the Third Proportional to 552.94 and 1,209.94

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Solution

The third proportional to 552.94 and 1,209.94 is: 2,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.94 : 1,209.94 = 1,209.94 : x
  2. Step 2: Convert to fraction form
    552.94/1,209.94 = 1,209.94/x
  3. Step 3: Cross multiply
    552.94x = 1,209.94 × 1,209.94
  4. Step 4: Simplify right side
    552.94x = 1,463,948.75
  5. Step 5: Solve for x
    x = 1,463,948.75/552.94
  6. Step 6: Final answer
    x = 2,647.58

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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.