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Finding the Third Proportional to 473.63 and 662.63

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Solution

The third proportional to 473.63 and 662.63 is: 927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.63 : 662.63 = 662.63 : x
  2. Step 2: Convert to fraction form
    473.63/662.63 = 662.63/x
  3. Step 3: Cross multiply
    473.63x = 662.63 × 662.63
  4. Step 4: Simplify right side
    473.63x = 439,071.89
  5. Step 5: Solve for x
    x = 439,071.89/473.63
  6. Step 6: Final answer
    x = 927.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.