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Finding the Fourth Proportional to 2.97, 4.44 and 2.30

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Solution

The fourth proportional to 2.97, 4.44 and 2.30 is: 3.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.97 : 4.44 = 2.30 : x
  2. Step 2: Convert to fraction form
    2.97/4.44 = 2.30/x
  3. Step 3: Cross multiply
    2.97x = 4.44 × 2.30
  4. Step 4: Simplify right side
    2.97x = 10.21
  5. Step 5: Solve for x
    x = 10.21/2.97
  6. Step 6: Final answer
    x = 3.44

Related Problems

Find fourth proportional to 1.49, 2.22 and 1.15
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Double scale
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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.