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Finding the Third Proportional to 119,074 and 162,153

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Solution

The third proportional to 119,074 and 162,153 is: 220,817.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,074 : 162,153 = 162,153 : x
  2. Step 2: Convert to fraction form
    119,074/162,153 = 162,153/x
  3. Step 3: Cross multiply
    119,074x = 162,153 × 162,153
  4. Step 4: Simplify right side
    119,074x = 26,293,595,409
  5. Step 5: Solve for x
    x = 26,293,595,409/119,074
  6. Step 6: Final answer
    x = 220,817.27

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.