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Finding the Third Proportional to 109,267.88 and 168,753.38

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Solution

The third proportional to 109,267.88 and 168,753.38 is: 260,622.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,267.88 : 168,753.38 = 168,753.38 : x
  2. Step 2: Convert to fraction form
    109,267.88/168,753.38 = 168,753.38/x
  3. Step 3: Cross multiply
    109,267.88x = 168,753.38 × 168,753.38
  4. Step 4: Simplify right side
    109,267.88x = 28,477,701,573.89
  5. Step 5: Solve for x
    x = 28,477,701,573.89/109,267.88
  6. Step 6: Final answer
    x = 260,622.82

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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.