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Finding the Third Proportional to 339,054.75 and 464,910.75

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Solution

The third proportional to 339,054.75 and 464,910.75 is: 637,484.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,054.75 : 464,910.75 = 464,910.75 : x
  2. Step 2: Convert to fraction form
    339,054.75/464,910.75 = 464,910.75/x
  3. Step 3: Cross multiply
    339,054.75x = 464,910.75 × 464,910.75
  4. Step 4: Simplify right side
    339,054.75x = 216,142,005,465.56
  5. Step 5: Solve for x
    x = 216,142,005,465.56/339,054.75
  6. Step 6: Final answer
    x = 637,484.08

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.