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Finding the Third Proportional to 114,905 and 165,495

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Solution

The third proportional to 114,905 and 165,495 is: 238,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,905 : 165,495 = 165,495 : x
  2. Step 2: Convert to fraction form
    114,905/165,495 = 165,495/x
  3. Step 3: Cross multiply
    114,905x = 165,495 × 165,495
  4. Step 4: Simplify right side
    114,905x = 27,388,595,025
  5. Step 5: Solve for x
    x = 27,388,595,025/114,905
  6. Step 6: Final answer
    x = 238,358.60

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.