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Finding the Third Proportional to 108,840 and 166,482

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Solution

The third proportional to 108,840 and 166,482 is: 254,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,840 : 166,482 = 166,482 : x
  2. Step 2: Convert to fraction form
    108,840/166,482 = 166,482/x
  3. Step 3: Cross multiply
    108,840x = 166,482 × 166,482
  4. Step 4: Simplify right side
    108,840x = 27,716,256,324
  5. Step 5: Solve for x
    x = 27,716,256,324/108,840
  6. Step 6: Final answer
    x = 254,651.38

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.