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Finding the Third Proportional to 357.56 and 536.25

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Solution

The third proportional to 357.56 and 536.25 is: 804.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.56 : 536.25 = 536.25 : x
  2. Step 2: Convert to fraction form
    357.56/536.25 = 536.25/x
  3. Step 3: Cross multiply
    357.56x = 536.25 × 536.25
  4. Step 4: Simplify right side
    357.56x = 287,564.06
  5. Step 5: Solve for x
    x = 287,564.06/357.56
  6. Step 6: Final answer
    x = 804.23

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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.