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Finding the Third Proportional to 108,418.50 and 166,854.94

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Solution

The third proportional to 108,418.50 and 166,854.94 is: 256,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,418.50 : 166,854.94 = 166,854.94 : x
  2. Step 2: Convert to fraction form
    108,418.50/166,854.94 = 166,854.94/x
  3. Step 3: Cross multiply
    108,418.50x = 166,854.94 × 166,854.94
  4. Step 4: Simplify right side
    108,418.50x = 27,840,570,168.13
  5. Step 5: Solve for x
    x = 27,840,570,168.13/108,418.50
  6. Step 6: Final answer
    x = 256,788.00

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.