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Finding the Third Proportional to 135,796 and 178,583

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Solution

The third proportional to 135,796 and 178,583 is: 234,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,796 : 178,583 = 178,583 : x
  2. Step 2: Convert to fraction form
    135,796/178,583 = 178,583/x
  3. Step 3: Cross multiply
    135,796x = 178,583 × 178,583
  4. Step 4: Simplify right side
    135,796x = 31,891,887,889
  5. Step 5: Solve for x
    x = 31,891,887,889/135,796
  6. Step 6: Final answer
    x = 234,851.45

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.