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Finding the Third Proportional to 168,263.75 and 355,522

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Solution

The third proportional to 168,263.75 and 355,522 is: 751,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,263.75 : 355,522 = 355,522 : x
  2. Step 2: Convert to fraction form
    168,263.75/355,522 = 355,522/x
  3. Step 3: Cross multiply
    168,263.75x = 355,522 × 355,522
  4. Step 4: Simplify right side
    168,263.75x = 126,395,892,484
  5. Step 5: Solve for x
    x = 126,395,892,484/168,263.75
  6. Step 6: Final answer
    x = 751,177.20

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.