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Finding the Third Proportional to 7,018 and 7,499

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Solution

The third proportional to 7,018 and 7,499 is: 8,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018 : 7,499 = 7,499 : x
  2. Step 2: Convert to fraction form
    7,018/7,499 = 7,499/x
  3. Step 3: Cross multiply
    7,018x = 7,499 × 7,499
  4. Step 4: Simplify right side
    7,018x = 56,235,001
  5. Step 5: Solve for x
    x = 56,235,001/7,018
  6. Step 6: Final answer
    x = 8,012.97

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Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.