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Finding the Third Proportional to 108,488 and 162,153

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Solution

The third proportional to 108,488 and 162,153 is: 242,364.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,488 : 162,153 = 162,153 : x
  2. Step 2: Convert to fraction form
    108,488/162,153 = 162,153/x
  3. Step 3: Cross multiply
    108,488x = 162,153 × 162,153
  4. Step 4: Simplify right side
    108,488x = 26,293,595,409
  5. Step 5: Solve for x
    x = 26,293,595,409/108,488
  6. Step 6: Final answer
    x = 242,364.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.