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Finding the Third Proportional to 370.75 and 546.38

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Solution

The third proportional to 370.75 and 546.38 is: 805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.75 : 546.38 = 546.38 : x
  2. Step 2: Convert to fraction form
    370.75/546.38 = 546.38/x
  3. Step 3: Cross multiply
    370.75x = 546.38 × 546.38
  4. Step 4: Simplify right side
    370.75x = 298,525.64
  5. Step 5: Solve for x
    x = 298,525.64/370.75
  6. Step 6: Final answer
    x = 805.19

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.