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Finding the Third Proportional to 465,783.50 and 659,217.50

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Solution

The third proportional to 465,783.50 and 659,217.50 is: 932,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,783.50 : 659,217.50 = 659,217.50 : x
  2. Step 2: Convert to fraction form
    465,783.50/659,217.50 = 659,217.50/x
  3. Step 3: Cross multiply
    465,783.50x = 659,217.50 × 659,217.50
  4. Step 4: Simplify right side
    465,783.50x = 434,567,712,306.25
  5. Step 5: Solve for x
    x = 434,567,712,306.25/465,783.50
  6. Step 6: Final answer
    x = 932,982.20

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.