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Finding the Third Proportional to 3,414.50 and 7,369

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Solution

The third proportional to 3,414.50 and 7,369 is: 15,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.50 : 7,369 = 7,369 : x
  2. Step 2: Convert to fraction form
    3,414.50/7,369 = 7,369/x
  3. Step 3: Cross multiply
    3,414.50x = 7,369 × 7,369
  4. Step 4: Simplify right side
    3,414.50x = 54,302,161
  5. Step 5: Solve for x
    x = 54,302,161/3,414.50
  6. Step 6: Final answer
    x = 15,903.40

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.