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Finding the Fourth Proportional to 3.04, 4.54 and 2.70

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Solution

The fourth proportional to 3.04, 4.54 and 2.70 is: 4.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.04 : 4.54 = 2.70 : x
  2. Step 2: Convert to fraction form
    3.04/4.54 = 2.70/x
  3. Step 3: Cross multiply
    3.04x = 4.54 × 2.70
  4. Step 4: Simplify right side
    3.04x = 12.26
  5. Step 5: Solve for x
    x = 12.26/3.04
  6. Step 6: Final answer
    x = 4.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.