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Finding the Third Proportional to 162,170 and 242,604

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Solution

The third proportional to 162,170 and 242,604 is: 362,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,170 : 242,604 = 242,604 : x
  2. Step 2: Convert to fraction form
    162,170/242,604 = 242,604/x
  3. Step 3: Cross multiply
    162,170x = 242,604 × 242,604
  4. Step 4: Simplify right side
    162,170x = 58,856,700,816
  5. Step 5: Solve for x
    x = 58,856,700,816/162,170
  6. Step 6: Final answer
    x = 362,932.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.