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Finding the Third Proportional to 269.63 and 568.88

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Solution

The third proportional to 269.63 and 568.88 is: 1,200.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.63 : 568.88 = 568.88 : x
  2. Step 2: Convert to fraction form
    269.63/568.88 = 568.88/x
  3. Step 3: Cross multiply
    269.63x = 568.88 × 568.88
  4. Step 4: Simplify right side
    269.63x = 323,618.77
  5. Step 5: Solve for x
    x = 323,618.77/269.63
  6. Step 6: Final answer
    x = 1,200.26

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.