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Finding the Third Proportional to 3,575 and 7,398

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Solution

The third proportional to 3,575 and 7,398 is: 15,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575 : 7,398 = 7,398 : x
  2. Step 2: Convert to fraction form
    3,575/7,398 = 7,398/x
  3. Step 3: Cross multiply
    3,575x = 7,398 × 7,398
  4. Step 4: Simplify right side
    3,575x = 54,730,404
  5. Step 5: Solve for x
    x = 54,730,404/3,575
  6. Step 6: Final answer
    x = 15,309.20

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.