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Finding the Third Proportional to 108,818.44 and 168,148.41

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Solution

The third proportional to 108,818.44 and 168,148.41 is: 259,826.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,818.44 : 168,148.41 = 168,148.41 : x
  2. Step 2: Convert to fraction form
    108,818.44/168,148.41 = 168,148.41/x
  3. Step 3: Cross multiply
    108,818.44x = 168,148.41 × 168,148.41
  4. Step 4: Simplify right side
    108,818.44x = 28,273,886,524.42
  5. Step 5: Solve for x
    x = 28,273,886,524.42/108,818.44
  6. Step 6: Final answer
    x = 259,826.25

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.