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Finding the Third Proportional to 2.53 and 4

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Solution

The third proportional to 2.53 and 4 is: 6.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.53 : 4 = 4 : x
  2. Step 2: Convert to fraction form
    2.53/4 = 4/x
  3. Step 3: Cross multiply
    2.53x = 4 × 4
  4. Step 4: Simplify right side
    2.53x = 16
  5. Step 5: Solve for x
    x = 16/2.53
  6. Step 6: Final answer
    x = 6.32

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.