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Finding the Third Proportional to 536 and 804.50

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Solution

The third proportional to 536 and 804.50 is: 1,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    536 : 804.50 = 804.50 : x
  2. Step 2: Convert to fraction form
    536/804.50 = 804.50/x
  3. Step 3: Cross multiply
    536x = 804.50 × 804.50
  4. Step 4: Simplify right side
    536x = 647,220.25
  5. Step 5: Solve for x
    x = 647,220.25/536
  6. Step 6: Final answer
    x = 1,207.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.