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Finding the Third Proportional to 201,767 and 282,770.50

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Solution

The third proportional to 201,767 and 282,770.50 is: 396,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,767 : 282,770.50 = 282,770.50 : x
  2. Step 2: Convert to fraction form
    201,767/282,770.50 = 282,770.50/x
  3. Step 3: Cross multiply
    201,767x = 282,770.50 × 282,770.50
  4. Step 4: Simplify right side
    201,767x = 79,959,155,670.25
  5. Step 5: Solve for x
    x = 79,959,155,670.25/201,767
  6. Step 6: Final answer
    x = 396,294.52

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.