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Finding the Third Proportional to 71,302 and 110,355

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Solution

The third proportional to 71,302 and 110,355 is: 170,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,302 : 110,355 = 110,355 : x
  2. Step 2: Convert to fraction form
    71,302/110,355 = 110,355/x
  3. Step 3: Cross multiply
    71,302x = 110,355 × 110,355
  4. Step 4: Simplify right side
    71,302x = 12,178,226,025
  5. Step 5: Solve for x
    x = 12,178,226,025/71,302
  6. Step 6: Final answer
    x = 170,797.82

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.