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Finding the Third Proportional to 564.75 and 880.88

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Solution

The third proportional to 564.75 and 880.88 is: 1,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.75 : 880.88 = 880.88 : x
  2. Step 2: Convert to fraction form
    564.75/880.88 = 880.88/x
  3. Step 3: Cross multiply
    564.75x = 880.88 × 880.88
  4. Step 4: Simplify right side
    564.75x = 775,940.77
  5. Step 5: Solve for x
    x = 775,940.77/564.75
  6. Step 6: Final answer
    x = 1,373.95

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.