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Finding the Third Proportional to 168,177.94 and 251,803.69

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Solution

The third proportional to 168,177.94 and 251,803.69 is: 377,011.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,177.94 : 251,803.69 = 251,803.69 : x
  2. Step 2: Convert to fraction form
    168,177.94/251,803.69 = 251,803.69/x
  3. Step 3: Cross multiply
    168,177.94x = 251,803.69 × 251,803.69
  4. Step 4: Simplify right side
    168,177.94x = 63,405,097,038.60
  5. Step 5: Solve for x
    x = 63,405,097,038.60/168,177.94
  6. Step 6: Final answer
    x = 377,011.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.