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Finding the Third Proportional to 544.88 and 877.13

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Solution

The third proportional to 544.88 and 877.13 is: 1,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.88 : 877.13 = 877.13 : x
  2. Step 2: Convert to fraction form
    544.88/877.13 = 877.13/x
  3. Step 3: Cross multiply
    544.88x = 877.13 × 877.13
  4. Step 4: Simplify right side
    544.88x = 769,348.27
  5. Step 5: Solve for x
    x = 769,348.27/544.88
  6. Step 6: Final answer
    x = 1,411.97

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.