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Finding the Fourth Proportional to 3.51, 4.83 and 2.93

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Solution

The fourth proportional to 3.51, 4.83 and 2.93 is: 4.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.51 : 4.83 = 2.93 : x
  2. Step 2: Convert to fraction form
    3.51/4.83 = 2.93/x
  3. Step 3: Cross multiply
    3.51x = 4.83 × 2.93
  4. Step 4: Simplify right side
    3.51x = 14.13
  5. Step 5: Solve for x
    x = 14.13/3.51
  6. Step 6: Final answer
    x = 4.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.