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Finding the Third Proportional to 475.88 and 743.63

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Solution

The third proportional to 475.88 and 743.63 is: 1,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.88 : 743.63 = 743.63 : x
  2. Step 2: Convert to fraction form
    475.88/743.63 = 743.63/x
  3. Step 3: Cross multiply
    475.88x = 743.63 × 743.63
  4. Step 4: Simplify right side
    475.88x = 552,978.14
  5. Step 5: Solve for x
    x = 552,978.14/475.88
  6. Step 6: Final answer
    x = 1,162.02

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.