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Finding the Third Proportional to 15,019 and 32,355

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Solution

The third proportional to 15,019 and 32,355 is: 69,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019 : 32,355 = 32,355 : x
  2. Step 2: Convert to fraction form
    15,019/32,355 = 32,355/x
  3. Step 3: Cross multiply
    15,019x = 32,355 × 32,355
  4. Step 4: Simplify right side
    15,019x = 1,046,846,025
  5. Step 5: Solve for x
    x = 1,046,846,025/15,019
  6. Step 6: Final answer
    x = 69,701.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.