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Finding the Third Proportional to 575.75 and 1,256.94

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Solution

The third proportional to 575.75 and 1,256.94 is: 2,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.75 : 1,256.94 = 1,256.94 : x
  2. Step 2: Convert to fraction form
    575.75/1,256.94 = 1,256.94/x
  3. Step 3: Cross multiply
    575.75x = 1,256.94 × 1,256.94
  4. Step 4: Simplify right side
    575.75x = 1,579,891.88
  5. Step 5: Solve for x
    x = 1,579,891.88/575.75
  6. Step 6: Final answer
    x = 2,744.06

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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.