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Finding the Fourth Proportional to 5.02, 7.53 and 3.02

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Solution

The fourth proportional to 5.02, 7.53 and 3.02 is: 4.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.02 : 7.53 = 3.02 : x
  2. Step 2: Convert to fraction form
    5.02/7.53 = 3.02/x
  3. Step 3: Cross multiply
    5.02x = 7.53 × 3.02
  4. Step 4: Simplify right side
    5.02x = 22.69
  5. Step 5: Solve for x
    x = 22.69/5.02
  6. Step 6: Final answer
    x = 4.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.