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Finding the Third Proportional to 197,379.75 and 299,762.25

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Solution

The third proportional to 197,379.75 and 299,762.25 is: 455,251.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,379.75 : 299,762.25 = 299,762.25 : x
  2. Step 2: Convert to fraction form
    197,379.75/299,762.25 = 299,762.25/x
  3. Step 3: Cross multiply
    197,379.75x = 299,762.25 × 299,762.25
  4. Step 4: Simplify right side
    197,379.75x = 89,857,406,525.06
  5. Step 5: Solve for x
    x = 89,857,406,525.06/197,379.75
  6. Step 6: Final answer
    x = 455,251.39

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.