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Finding the Third Proportional to 5,582 and 7,275

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Solution

The third proportional to 5,582 and 7,275 is: 9,481.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582 : 7,275 = 7,275 : x
  2. Step 2: Convert to fraction form
    5,582/7,275 = 7,275/x
  3. Step 3: Cross multiply
    5,582x = 7,275 × 7,275
  4. Step 4: Simplify right side
    5,582x = 52,925,625
  5. Step 5: Solve for x
    x = 52,925,625/5,582
  6. Step 6: Final answer
    x = 9,481.48

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.