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Finding the Third Proportional to 301,699.50 and 480,229.50

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Solution

The third proportional to 301,699.50 and 480,229.50 is: 764,404.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,699.50 : 480,229.50 = 480,229.50 : x
  2. Step 2: Convert to fraction form
    301,699.50/480,229.50 = 480,229.50/x
  3. Step 3: Cross multiply
    301,699.50x = 480,229.50 × 480,229.50
  4. Step 4: Simplify right side
    301,699.50x = 230,620,372,670.25
  5. Step 5: Solve for x
    x = 230,620,372,670.25/301,699.50
  6. Step 6: Final answer
    x = 764,404.23

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.