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Finding the Third Proportional to 464.38 and 665.25

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Solution

The third proportional to 464.38 and 665.25 is: 953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.38 : 665.25 = 665.25 : x
  2. Step 2: Convert to fraction form
    464.38/665.25 = 665.25/x
  3. Step 3: Cross multiply
    464.38x = 665.25 × 665.25
  4. Step 4: Simplify right side
    464.38x = 442,557.56
  5. Step 5: Solve for x
    x = 442,557.56/464.38
  6. Step 6: Final answer
    x = 953.02

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.