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Finding the Third Proportional to 576.84 and 888.05

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Solution

The third proportional to 576.84 and 888.05 is: 1,367.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.84 : 888.05 = 888.05 : x
  2. Step 2: Convert to fraction form
    576.84/888.05 = 888.05/x
  3. Step 3: Cross multiply
    576.84x = 888.05 × 888.05
  4. Step 4: Simplify right side
    576.84x = 788,627.25
  5. Step 5: Solve for x
    x = 788,627.25/576.84
  6. Step 6: Final answer
    x = 1,367.14

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.