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Finding the Third Proportional to 357.75 and 534.94

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Solution

The third proportional to 357.75 and 534.94 is: 799.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.75 : 534.94 = 534.94 : x
  2. Step 2: Convert to fraction form
    357.75/534.94 = 534.94/x
  3. Step 3: Cross multiply
    357.75x = 534.94 × 534.94
  4. Step 4: Simplify right side
    357.75x = 286,158.13
  5. Step 5: Solve for x
    x = 286,158.13/357.75
  6. Step 6: Final answer
    x = 799.88

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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.