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Finding the Third Proportional to 568.27 and 880.45

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Solution

The third proportional to 568.27 and 880.45 is: 1,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.27 : 880.45 = 880.45 : x
  2. Step 2: Convert to fraction form
    568.27/880.45 = 880.45/x
  3. Step 3: Cross multiply
    568.27x = 880.45 × 880.45
  4. Step 4: Simplify right side
    568.27x = 775,197.71
  5. Step 5: Solve for x
    x = 775,197.71/568.27
  6. Step 6: Final answer
    x = 1,364.15

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.