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Finding the Third Proportional to 4.53 and 8.07

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Solution

The third proportional to 4.53 and 8.07 is: 14.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.53 : 8.07 = 8.07 : x
  2. Step 2: Convert to fraction form
    4.53/8.07 = 8.07/x
  3. Step 3: Cross multiply
    4.53x = 8.07 × 8.07
  4. Step 4: Simplify right side
    4.53x = 65.18
  5. Step 5: Solve for x
    x = 65.18/4.53
  6. Step 6: Final answer
    x = 14.39

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.