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Finding the Third Proportional to 465.38 and 704.13

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Solution

The third proportional to 465.38 and 704.13 is: 1,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.38 : 704.13 = 704.13 : x
  2. Step 2: Convert to fraction form
    465.38/704.13 = 704.13/x
  3. Step 3: Cross multiply
    465.38x = 704.13 × 704.13
  4. Step 4: Simplify right side
    465.38x = 495,792.02
  5. Step 5: Solve for x
    x = 495,792.02/465.38
  6. Step 6: Final answer
    x = 1,065.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.